INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3c2de3af9713ebd434bd674c481d62be763c420269b75040fee48821faea307a', 
    'MqX295MaMYQnMXIaev2pDnEuKmSc0KQIGMlOcjYgyJE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)