hainan/app/Models/SystemSetting.php

<?php

namespace App\Models;

use Dcat\Admin\Traits\HasDateTimeFormatter;
use Illuminate\Database\Eloquent\SoftDeletes;
use Illuminate\Database\Eloquent\Model;

class SystemSetting extends Model
{
	use HasDateTimeFormatter;
    use SoftDeletes;

    protected $table = 'system_settings';

	protected $guarded = ['id'];
}