INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '31539c03ebc5f0db244b142b82de0dcd2d06630257d304e532f232e7a8ffa62a', 
    'jkEHM4EcfoviZwsSs5d5JK97Gc4baVvWuGWEtIW8iCk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)