INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2b6def3e29195dd767bc7c457b9b3fc713c1aaf721400823925065a971dfbf89', 
    'schcDQspd5t1CwtZtucdlqyf0eHEaVehhhn5yHk6ObE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)