INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5621c85b83eb134c84e79b8cc06e0b920595b5bbab385ab522b12cd5b9b30ff3', 
    'sMMK+9TbW4NvKvdr5hXcjxwm26iLcapHSHa9K7sp7/Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)