@denniseilander Thanks for your answer, but I don't think so because my $request is actually linked to api.driver.passport guard (the request is made via Laravel Passport, so it's not based on Http session).
or you can create your own model for example SessionDb
<?php
namespace App;
use Illuminate\Database\Eloquent\Model;
class SessionDb extends Model
{
/**
* The table associated with the model.
*
* @var string
*/
protected $table = 'sessions';
}