INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '300db8ef4deec96687d42766defd977d9d0a4cf7728ef955d4a3b973087a0d21', 
    '2izVX2EgBhj4rTrwVWyqkRJsqqVAsKO94Xvo5GhtYvg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)