You just need to pull them to the side 😜

SELECT * FROM gallery2 WHERE topic_id="1547602" UNION SELECT * FROM gallery2 WHERE topic_id="172821" UNION SELECT * FROM gallery2 WHERE topic_id="1565635" UNION SELECT * FROM gallery2 WHERE topic_id="1520048" UNION SELECT * FROM gallery2 WHERE topic_id="1126354" UNION SELECT * FROM gallery2 WHERE topic_id="319932" UNION SELECT * FROM gallery2 WHERE topic_id="83801" UNION SELECT * FROM gallery2 WHERE topic_id="1504224" UNION SELECT * FROM gallery2 WHERE topic_id="1346327" UNION SELECT * FROM gallery2 WHERE topic_id="1461602" UNION SELECT * FROM gallery2 WHERE topic_id="1071031" UNION SELECT * FROM gallery2 WHERE topic_id="1405664" UNION SELECT * FROM gallery2 WHERE topic_id="848044" UNION SELECT * FROM gallery2 WHERE topic_id="54757" UNION SELECT * FROM gallery2 WHERE topic_id="1233642" UNION SELECT * FROM gallery2 WHERE topic_id="417439"