Anyone sorting by new? I could reallllly use some validation [F]19

SELECT * FROM gallery2 WHERE topic_id="294416" UNION SELECT * FROM gallery2 WHERE topic_id="528399" UNION SELECT * FROM gallery2 WHERE topic_id="478154" UNION SELECT * FROM gallery2 WHERE topic_id="510728" UNION SELECT * FROM gallery2 WHERE topic_id="117904" UNION SELECT * FROM gallery2 WHERE topic_id="171628" UNION SELECT * FROM gallery2 WHERE topic_id="325998" UNION SELECT * FROM gallery2 WHERE topic_id="816405" UNION SELECT * FROM gallery2 WHERE topic_id="330355" UNION SELECT * FROM gallery2 WHERE topic_id="791254" UNION SELECT * FROM gallery2 WHERE topic_id="207573" UNION SELECT * FROM gallery2 WHERE topic_id="371059" UNION SELECT * FROM gallery2 WHERE topic_id="203432" UNION SELECT * FROM gallery2 WHERE topic_id="302464" UNION SELECT * FROM gallery2 WHERE topic_id="407137" UNION SELECT * FROM gallery2 WHERE topic_id="103274"