diff --git a/application/api/controller/Information.php b/application/api/controller/Information.php
index 4e6f09d..3d30819 100644
--- a/application/api/controller/Information.php
+++ b/application/api/controller/Information.php
@@ -2,12 +2,13 @@
 
 namespace app\api\controller;
 
-use app\api\validate\InformationValidate;
 use think\Db;
-use think\Exception;
 use think\exception\ValidateException;
 use think\Loader;
 use think\Request;
+use think\db\exception\DataNotFoundException;
+use think\db\exception\ModelNotFoundException;
+use think\exception\DbException;
 
 class Information extends Base
 {
@@ -16,6 +17,9 @@ class Information extends Base
      * 接收Wing推送数据
      * @param Request $request
      * @return false|string
+     * @throws DataNotFoundException
+     * @throws ModelNotFoundException
+     * @throws DbException
      */
     public function receivingInformation(Request $request)
     {
@@ -35,10 +39,13 @@ class Information extends Base
                 'protocol' => $param['protocol'],
                 'product_id' => $param['productId'],
                 'device_id' => $param['deviceId'],
-                'timestamp' => $param['timestamp'],
-                'create_time' => date("Y-m-d H:i:s"),
+                'timestamp' => $param['timestamp']
             ];
 
+            $query = Db::table('bs_device_receiving_information')->where($insertArr)->field('id')->find();
+            if ($query) throw new ValidateException('数据已存在，请勿重复发送');
+
+            $insertArr['create_time'] = date("Y-m-d H:i:s");
             Db::table('bs_device_receiving_information')->insert($insertArr);
 
             return $this->jsonSuccess();