INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a12711d907f62098a767630049d6afca0e80b43945663a003b4b2fc2dea256cf', 
    '4MNttjquFo+mQPwOKWeaoJroog0kURFhXZw+4aB63Uc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)