INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '56999bb67379befff14432664be95a337d7ec97b5e44a552aa6d636db449f31b', 
    'mh0XCXokdI2VnsH5AhIcWRGpOuqipBu6olJ7SspSwBo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)