def METHOD_NAME(self, iditem):
    """
    Archives a work item.
    :param iditem: The ID of the work item to archive.
    """
    sql = f"UPDATE {self._table_name} SET archived=:archived WHERE iditem=:iditem"
    sql_params = [
        {'name': 'archived', 'value': {'booleanValue': True}},
        {'name': 'iditem', 'value': {'longValue': int(iditem)}}
    ]
    self._run_statement(sql, sql_params=sql_params)