/**
  * 添加数据
  **/
 public function insert_cookie($param)
 {
     $cut_cookie = new erp_cut_cookie();
     $cut_cookie->sessionid = $param['session_id'];
     $cut_cookie->end_time = date("Y-m-d H:i:s", strtotime('+2 hour'));
     $cut_cookie->SKU = $param['SKU'];
     $cut_cookie->brandid = $param['brandid'];
     $cut_cookie->text = $param['text'];
     $cut_cookie->save();
 }