public function actionCreate()
 {
     $model = new Feedback();
     $model->id = 2;
     $model->rate = 2;
     $model->item_id = 2;
     $model->comment = 'UUUUUUUUUUUUU';
     $model->date = date("Y-m-d h-m-s");
     $model->author = Yii::$app->user->identity->username;
     if ($model->load(Yii::$app->request->post()) && $model->save()) {
         return $this->redirect(['items/view', 'id' => $model->item_id]);
     } else {
         return $this->render('create', ['model' => $model]);
     }
 }