Create a Timer object in the Tracker.

def track_time(self, name, description='', max_rows=None):
        """
        Create a Timer object in the Tracker.
        """
        if name in self._tables:
            raise TableConflictError(name)
        if max_rows is None:
            max_rows = AnonymousUsageTracker.MAX_ROWS_PER_TABLE
        self.register_table(name, self.uuid, 'Timer', description)
        self._tables[name] = Timer(name, self, max_rows=max_rows)