INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a256ed55918a6718bccc8bdf8f408473a2d0567f52aa49d8eb8bdd4b4a09a547', 
    'Vtel1M/oVr56CQLR8MdaAvjAobPXkxQM1o71InB8JDU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)