ss-visit/app/Models/GateLog.php

<?php

namespace App\Models;

class GateLog extends CommonModel
{
    protected $guarded = ['id'];

    protected $casts = [
        'person_no' => 'json',
        'car_no' => 'json'
    ];

    public static function add($admin_id, $code, $person_no, $car_no, $remark = '')
    {
        return self::create([
            'admin_id' => $admin_id,
            'code' => $code,
            'car_no' => $car_no,
            'person_no' => $person_no,
            'remark' => $remark
        ]);
    }

}