new

app/Http/Controllers/Api/AuthorizationsController.php

@@ -164,7 +164,7 @@ class AuthorizationsController extends Controller
         }
         $token = Auth::guard('api')->fromUser($user);
         $user->remember_token = $token;
-        $user->last_login_time = Carbon::now();
+        $user->last_login_time = date("Y-m-d H:i:s");
         $user->last_login_ip = request()->ip();
         if(!empty($registrationId)){
             $user->registrationId = $registrationId;