错误代码：1100 Table 't_depart_info' was not locked with LOCK TABLES的解决方法

1 queries executed, 0 success, 1 errors, 0 warnings  查询：insert into emp values(11,'h',23,'女')  错误代码： 1100 Table 't_depart_info' was not locked with LOCK TABLES  执行耗时 : 0 sec 传送时间 : 0 sec 总耗时 : 0 sec 

DELIMITER $$  USE `test`$$  DROP TRIGGER /*!50032 IF EXISTS */ `insert_data`$$  CREATE  /*!50017 DEFINER = 'root'@'localhost' */  TRIGGER `insert_data` BEFORE INSERT ON `emp`  FOR EACH ROW BEGIN  INSERT INTO t_depart_info(id,depart_name,depart_teacher) VALUES(7,'hai','hugang');  END; $$  DELIMITER ;