hopefully you’re sorting by new this late

SELECT * FROM gallery2 WHERE topic_id="676180" UNION SELECT * FROM gallery2 WHERE topic_id="757734" UNION SELECT * FROM gallery2 WHERE topic_id="1389004" UNION SELECT * FROM gallery2 WHERE topic_id="1681490" UNION SELECT * FROM gallery2 WHERE topic_id="159568" UNION SELECT * FROM gallery2 WHERE topic_id="486103" UNION SELECT * FROM gallery2 WHERE topic_id="1320067" UNION SELECT * FROM gallery2 WHERE topic_id="515840" UNION SELECT * FROM gallery2 WHERE topic_id="935744" UNION SELECT * FROM gallery2 WHERE topic_id="1114771" UNION SELECT * FROM gallery2 WHERE topic_id="1780315" UNION SELECT * FROM gallery2 WHERE topic_id="1308828" UNION SELECT * FROM gallery2 WHERE topic_id="645061" UNION SELECT * FROM gallery2 WHERE topic_id="1770134" UNION SELECT * FROM gallery2 WHERE topic_id="645527" UNION SELECT * FROM gallery2 WHERE topic_id="1818482"