All done

SELECT * FROM gallery2 WHERE topic_id="1644654" UNION SELECT * FROM gallery2 WHERE topic_id="681138" UNION SELECT * FROM gallery2 WHERE topic_id="787805" UNION SELECT * FROM gallery2 WHERE topic_id="1650161" UNION SELECT * FROM gallery2 WHERE topic_id="564521" UNION SELECT * FROM gallery2 WHERE topic_id="1147776" UNION SELECT * FROM gallery2 WHERE topic_id="1653229" UNION SELECT * FROM gallery2 WHERE topic_id="1011858" UNION SELECT * FROM gallery2 WHERE topic_id="392701" UNION SELECT * FROM gallery2 WHERE topic_id="536344" UNION SELECT * FROM gallery2 WHERE topic_id="716128" UNION SELECT * FROM gallery2 WHERE topic_id="861564" UNION SELECT * FROM gallery2 WHERE topic_id="1531101" UNION SELECT * FROM gallery2 WHERE topic_id="475867" UNION SELECT * FROM gallery2 WHERE topic_id="1540467" UNION SELECT * FROM gallery2 WHERE topic_id="287870"