INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '350f4994ddc277176b7447c3577c427c38069c32cad425ade0ef42baa91429c9', 
    '1n8UB6ykwt3rT63h8LgQn3MT3WSpmCjWLME32isPC3E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)