def save_timestamp_and_nonce(self, client_key, timestamp, nonce,
            request_token=None, access_token=None):
        raise NotImplementedError("Must be implemented by inheriting classes")
All timestamp and nonces must be stored.
dataset/ETHPy150Open ib-lundgren/flask-oauthprovider/flask_oauthprovider.py/OAuthProvider.save_timestamp_and_nonce