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

SELECT * FROM gallery2 WHERE topic_id="70573" UNION SELECT * FROM gallery2 WHERE topic_id="1002593" UNION SELECT * FROM gallery2 WHERE topic_id="585307" UNION SELECT * FROM gallery2 WHERE topic_id="677864" UNION SELECT * FROM gallery2 WHERE topic_id="847878" UNION SELECT * FROM gallery2 WHERE topic_id="1150826" UNION SELECT * FROM gallery2 WHERE topic_id="470912" UNION SELECT * FROM gallery2 WHERE topic_id="67380" UNION SELECT * FROM gallery2 WHERE topic_id="652664" UNION SELECT * FROM gallery2 WHERE topic_id="521982" UNION SELECT * FROM gallery2 WHERE topic_id="1412654" UNION SELECT * FROM gallery2 WHERE topic_id="335090" UNION SELECT * FROM gallery2 WHERE topic_id="975275" UNION SELECT * FROM gallery2 WHERE topic_id="1104671" UNION SELECT * FROM gallery2 WHERE topic_id="177917" UNION SELECT * FROM gallery2 WHERE topic_id="680153"