INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f38b3c21562a03d5c2a7314abc960740a754e729d2068de519a227c36a02d736', 
    '69UzlYV5ZJ9TKktx7dTaraTl9lK8Zv48KKJw77blAhs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)