def METHOD_NAME(self, model_id, env):
    if self._table is None:
        return
    sql = """
    INSERT OR IGNORE INTO {0} (model_id, env) VALUES ('{1}', '{2}')
    """.format(
        self._table, model_id, env
    )
    conn = self._connect()
    c = conn.cursor()
    c.execute(sql)
    conn.commit()
    conn.close()