Fixed issue Crons running for tenants

app/Models/CronTask.php

@@ -3,6 +3,7 @@
 namespace App\Models;
 
 use App\Scopes\CommonModel;
+use Illuminate\Database\Eloquent\Casts\AsArrayObject;
 
 class CronTask extends CommonModel
 {
@@ -11,6 +12,6 @@ class CronTask extends CommonModel
     protected $dates = ['last_run'];
 
     protected $casts = [
-        'last_run' => 'datetime',
+        'last_run' => AsArrayObject::class,
     ];
 }