INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1508b325418a55eb2ff5106fb9f63f03f473700c8f6361690e030532deb4f1d0', 
    'CGk2WsR5tur0eHoD//JbDzQqnB9dXQgvO6ala8ymTcs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)