INSERT INTO DEPARTMENT (
    DEPT_CODE, START_DATE, END_DATE, DEPT_NAME, LAYER, UP_DEPT_CODE, 
    VALID_FLG, UPDATE_USER_NAME, USER_UPDATE_DATETIME
) VALUES
(
    '1100', '2024-04-01', NULL, '営業1課', 2, '1000', 
    '1', 'TANAKA', '2024-04-01 00:00:00'
),
(
    '2200', '2024-04-10', NULL, '製造2課', 2, '2000', 
    '1', 'YAMADA', '2024-04-10 00:00:00'
);