INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81fcf02ff27a5a09a44298adda7c31fb9957e060a956be902404b82e65da5c23', 
    '0k1OZIWEoum9qnTJYXKLr5qofm9BOEjqgzGhrEFqxuI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)