批量插入数据 mysql

        $sql = "INSERT INTO `fenqi`.`sdfq_customer_order` (
                    `order_sn`,order_status,customer_id,remark,price,need_price,create_time,fenqi_type_id,fenqi_num_id,buiness_area_id
                    )VALUES";
        $sqle = "";
        for ($i = 20001; $i <= 40000; $i++) {
            $sqle .= "('" . setOrderNumber() . "',2,$i,'ramark" . $i . "',20000,20000,'" . fqdate() . "',4,7,270),";

//        $sql = substr($sql, 0, strlen($sql) - 1);
            if ($i % 1000 == 0) {
                $sqle = rtrim($sqle, ",");
                $dosql = $sql . $sqle;
                Db::execute($dosql);
                $sqle = "";
            }
        }