feat: NG-15: 新会员注册时增加国家与语言选项.

common/models/forms/CurrenciesConversionsForm.php

@@ -100,7 +100,7 @@ class CurrenciesConversionsForm extends Model
             $model->TO_CURRENCY_ID = $this->to_currency_id;
             $model->PRODUCT_RATE = $this->product_rate;
             $model->BONUSES_RATE = $this->bonuses_rate;
-            $model->CREATED_AT = Date::nowTime();
+            $model->CREATED_AT = date('Y-m-d H:i:s', Date::nowTime());
             $model->CREATED_BY = \Yii::$app->user->id;;
             if (!$model->save()) {
                 throw new Exception(Form::formatErrorsForApi($model->getErrors()));