INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f51c639fda4f597d43a8190bcb7ed35c8d59408fcb9563c407c98c279432727b', 
    '5OKCh+jAcVFOZ1OellDosoV9KZG4vdi65R5L0KBuHLI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)