def METHOD_NAME(self):
    """
    Retrieve session that was filled out and frozen already.
    """
    question = self.session.questionnaire.first_question
    AnswerFactory.create(
        session=self.session, question=question, payload='SOME ANSWER')
    self.session.frozen = True
    self.session.save()
    self.session.refresh_from_db()
    with freeze_time(self.t_answer_in_time):
        response = self.client.get(self.session_url)
    response_json = response.json()
    self.assertEqual(response.status_code, 410)
    self.assertEqual(response_json['detail'], 'Already used!')