INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4747d00a8b0c1b6e548e7ef241f78757e062a3bec85f515315b67609157ec99d', 
    'dKHpy8DuQ6jribkUXutWAYvrLl3L4j1JT6C9+m7p/Vw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)