INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4c950c50e41a1f7bed19d04fced31f3c8adaee751e740831fb68155c79d484b3', 
    'pkn6PfWWumai/PwoM1j/DXuk38tWJuOvB0LtrEtFfjk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)