Async Js and Session Laravel with Laragone

Hi Everyone hope you are doing well i am facing issue that i am store items into cart when i store cart item single click until the response is 200 it work fine when i store cart items in multiple clicks it store item only first click item

    <script>
        $.ajaxSetup({
            headers: {
                'X-CSRF-TOKEN': $('meta[name="csrf-token"]').attr('content')
            }
        });


        // set booking cart item
        async function setCartItemIntoSession(cart_items) {
            let url = "{{ route('hotel.add.to.cart') }}";

            try {
                const responses = await Promise.all(
                    cart_items.map((item) =>
                        $.ajax({
                            url: url,
                            type: "POST",
                            data: {
                                cart_items: [item], // Send each cart item individually in an array
                            },
                        })
                    )
                );

                // Combine all cart items from different responses into a single array
                const cartsData = responses.flatMap((response) => response.hotel_cart.cart_items);

                // Clear the previous cart content
                var cartContent = '';

                if (cartsData.length === 0) {
                    // If there are no items in the cart, disable checkout button
                    $('.checkout_btn').prop('disabled', true);
                    toastr.warning("Your cart is empty.");
                } else {
                    // If there are items in the cart, enable checkout button and display cart items
                    $('.checkout_btn').prop('disabled', false);

                    $.each(cartsData, function(index, item) {
                        var bookingCode = item.bookingCode.replaceAll('!', '');
                        const formattedPrice = new Intl.NumberFormat('en-US', {
                            style: 'currency',
                            currency: `${item.currency}`
                        }).format(item.price);
                        appendCartItems(bookingCode, formattedPrice, item);
                    });

                    var activityGrandTotal = parseFloat(responses[0].activity_grand_total) || 0;
                    var hotelCartTotal = parseFloat(responses[0].cart_total_hotel) || 0;

                    // Calculate the total sum for all responses
                    for (let i = 1; i < responses.length; i++) {
                        activityGrandTotal += parseFloat(responses[i].activity_grand_total) || 0;
                        hotelCartTotal += parseFloat(responses[i].cart_total_hotel) || 0;
                    }

                    var sum = activityGrandTotal + hotelCartTotal;
                    var sumWithComma = new Intl.NumberFormat('en-US').format(sum);

                    $('#sum_values').text(sumWithComma);
                    toastr.success("You need to book your room within the 30 minutes");
                }

                // cart count (assuming 'cart_count' is the same for all responses)
                $('#cartNotification').text(responses[0].cart_count);
            } catch (error) {
                // Handle any errors that occurred during the AJAX request
                console.error('Error:', error);
            }
        }


        // add to cart hotel rooms
        async function addTocart(bookingCode, add_to_cart_button_span, vat) {
            var cartSpan = $(`.${add_to_cart_button_span}`);
            var addToCartDisabled = $(`#addToCart${add_to_cart_button_span}`);
            var addToCartButton = $(`#${add_to_cart_button_span}`);
            addToCartDisabled.attr('disabled', true);
            cartSpan.addClass('spinner-border');
            addToCartButton.html('please wait...');

            try {
                const response = await $.ajax({
                    url: '/preBooking',
                    method: 'POST',
                    data: {
                        'bookingCode': bookingCode,

                    }
                });


                const hotels = response.hotels;
                console.log(hotels, "hotel response");

                if (hotels) {
                    let searchData = @json($recentData);
                    console.log(searchData, "Hellow");
                    let hotelCart = hotels.map(item => ({
                        'bookingCode': bookingCode,
                        'hotelCode': item.hotelCode,
                        'hotelName': item.hotelName,
                        'image': item.mainImage,
                        'price': item.rooms[0].totalFare,
                        'currency': item.currency,
                        'isRefundable': item.rooms[0].isRefundable,
                        'room': item.rooms[0].name,
                        'countryCode': searchData['guest_nationality'],
                        'total_pax': searchData['paxRooms'],
                        'check_in': searchData['check_in'],
                        'check_out': searchData['check_out'],
                        'vat': vat,

                    }));

                    console.log(hotelCart, "Cart");

                    // Do something with the hotelCart array
                    await setCartItemIntoSession(hotelCart);

                } else {
                    toastr.error("Room alreay booked");
                }

            } catch (error) {
                // Handle any errors that occurred during the AJAX request
                console.error('Error:', error);
            } finally {
                addToCartDisabled.attr('disabled', false);
                cartSpan.removeClass('spinner-border');
                addToCartButton.html('Add to cart');
            }
        }
    </script>

public function hotelCartSession($request, $activityCart)
    {

        $cartItems = $request->cart_items;
        $bookingCode = $cartItems[0]['bookingCode'];
        $totalPrice = 0;
        $totalVat = 0;
        $bookingCodeExists = false;

        if (isset($activityCart['hotel_cart'])) {
            foreach ($activityCart['hotel_cart']['cart_items'] as $key => $item) {
                if ($item['bookingCode'] === $bookingCode) {
                    $bookingCodeExists = true;
                    // Update the existing cart item
                    $activityCart['hotel_cart']['cart_items'][$key] = $cartItems[0];
                    break;
                }
                $totalPrice += floatval($item['price']);
                $totalVat += floatval($item['vat']);
            }
        }

        if (!$bookingCodeExists) {
            // Add a new cart item
            $activityCart['hotel_cart']['cart_items'][] = $cartItems[0];
            // Add the price of the new cart item
            $totalPrice += floatval($cartItems[0]['price']);
        }

        $activityCart['hotel_cart'] = [
            'cart_items' => $activityCart['hotel_cart']['cart_items'] ?? $cartItems,
        ];

        $activityCart['cart_count'] = isset($activityCart['cart_count'])
            ? $activityCart['cart_count'] + count($cartItems)
            : count($cartItems);

        $activityCart['cart_total_hotel'] = $totalPrice;
        $activityCart['cart_totalVat_hotel'] = $totalVat;

        session(['activity_cart' => $activityCart]);

        return $activityCart;
    }