INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21c3e80980149eaf43a66d971b9458b75b0ea753d520e3bd26fc9855c7024412', 
    'nAS78Q9W7iiuEapIpkxSrAAgeahouU8Mdwmp1SyoUpk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00062

Result

int(1)