def METHOD_NAME(self, requester_id: str, val: bool) -> None:
    """Set the requester registration status for the given id"""
    self.ensure_requester_exists(requester_id)
    with self.table_access_condition:
        conn = self._get_connection()
        c = conn.cursor()
        c.execute(
            """UPDATE requesters
            SET is_registered = ?
            WHERE requester_id = ?
            """,
            (val, requester_id),
        )
        conn.commit()
        return None