ContentResolver cr = context.getContentResolver();
        ContentValues values = new ContentValues();
        values.put(CalendarContract.Events.DTSTART, startMillis);
        values.put(CalendarContract.Events.DTEND, endMillis);
        values.put(CalendarContract.Events.TITLE, title);
        values.put(CalendarContract.Events.CALENDAR_ID, 1);
        values.put(CalendarContract.Events.EVENT_TIMEZONE,
        Calendar.getInstance().getTimeZone().getID());
        Uri uri=cr.insert(CalendarContract.Events.CONTENT_URI,
        values);
        long eventId = Long.parseLong(uri.getLastPathSegment());