更新

app/Models/SystemConfig.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace App\Models;
+
+use Dcat\Admin\Traits\HasDateTimeFormatter;
+
+use Illuminate\Database\Eloquent\Model;
+
+class SystemConfig extends Model
+{
+	use HasDateTimeFormatter;
+    protected $table = 'system_config';
+    
+}