diff --git a/app/Model/DriverException.php b/app/Model/DriverException.php
index 84c8e9c..6fde112 100644
--- a/app/Model/DriverException.php
+++ b/app/Model/DriverException.php
@@ -26,9 +26,13 @@ class DriverException extends Model
      * The attributes that are mass assignable.
      */
     protected array $fillable = [];
+    protected array $guarded = [];
 
     /**
      * The attributes that should be cast to native types.
      */
     protected array $casts = ['id' => 'integer', 'cycle_id' => 'integer', 'site_id' => 'integer', 'driver_id' => 'integer', 'image_id' => 'integer'];
+
+    const string CREATED_AT = 'create_time';
+    const null UPDATED_AT = null;
 }
diff --git a/app/Model/DriverStatus.php b/app/Model/DriverStatus.php
index 2245ebc..66fa148 100644
--- a/app/Model/DriverStatus.php
+++ b/app/Model/DriverStatus.php
@@ -33,9 +33,13 @@ class DriverStatus extends Model
      * The attributes that are mass assignable.
      */
     protected array $fillable = [];
+    protected array $guarded = [];
 
     /**
      * The attributes that should be cast to native types.
      */
     protected array $casts = ['id' => 'integer', 'cycle_id' => 'integer', 'site_id' => 'integer', 'driver_id' => 'integer', 'meal_order_quantity' => 'integer', 'meal_add_staple_food_num' => 'integer', 'option_order_quantity' => 'integer', 'option_add_staple_food_num' => 'integer', 'status' => 'integer'];
+
+    const string CREATED_AT = 'create_time';
+    const string UPDATED_AT = 'update_time';
 }
diff --git a/app/Model/SalesmanTakePhoto.php b/app/Model/SalesmanTakePhoto.php
index fdaf81b..c89a0b5 100644
--- a/app/Model/SalesmanTakePhoto.php
+++ b/app/Model/SalesmanTakePhoto.php
@@ -25,9 +25,13 @@ class SalesmanTakePhoto extends Model
      * The attributes that are mass assignable.
      */
     protected array $fillable = [];
+    protected array $guarded = [];
 
     /**
      * The attributes that should be cast to native types.
      */
     protected array $casts = ['id' => 'integer', 'cycle_id' => 'integer', 'user_id' => 'integer', 'image_id' => 'integer'];
+
+    const string CREATED_AT = 'create_time';
+    const null UPDATED_AT = null;
 }