INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5b5101092750635ac387b4108206f71a2a1259520826bfac6a202ad3bb1efa6a', 
    'Tvf2CazdBmgn7RyKymOF8gw3swHdK5WS9i4P53Z/W5k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)