diff --git a/admin/models/forms/drug/ImportForm.php b/admin/models/forms/drug/ImportForm.php
index 5b6fe01..bfd987e 100644
--- a/admin/models/forms/drug/ImportForm.php
+++ b/admin/models/forms/drug/ImportForm.php
@@ -370,7 +370,7 @@ class ImportForm extends BaseModel
                     if ($DrugStoreDrug) {
                         $DrugStoreDrug->setAttribute('drug_id', trim($item['药品ID']));
                         $DrugStoreDrug->setAttribute('market_price', trim($item['销售价格']));
-                        $DrugStoreDrug->updated_at = date('Y-m-d H:i:s');
+                        $DrugStoreDrug->updated_at = time();
 
                         if (!$DrugStoreDrug->save()) {
                             $errorsMsg = array_values($DrugStoreDrug->getFirstErrors());