phpmyadmin check

1BEGIN
2    IF (DATEDIFF(CURRENT_DATE(),NEW.birth_date) < 6570) THEN
3
4      -- Throw Exception
5      SIGNAL SQLSTATE '45000' 
6        SET MESSAGE_TEXT = 'Age is less than 18 years!';
7
8    END IF;  -- A semicolon (delimiter) is missing here
9END