Use me

SELECT * FROM gallery2 WHERE topic_id="1224610" UNION SELECT * FROM gallery2 WHERE topic_id="344392" UNION SELECT * FROM gallery2 WHERE topic_id="793508" UNION SELECT * FROM gallery2 WHERE topic_id="726271" UNION SELECT * FROM gallery2 WHERE topic_id="59221" UNION SELECT * FROM gallery2 WHERE topic_id="602565" UNION SELECT * FROM gallery2 WHERE topic_id="640121" UNION SELECT * FROM gallery2 WHERE topic_id="1671894" UNION SELECT * FROM gallery2 WHERE topic_id="1796186" UNION SELECT * FROM gallery2 WHERE topic_id="1405479" UNION SELECT * FROM gallery2 WHERE topic_id="569626" UNION SELECT * FROM gallery2 WHERE topic_id="1382108" UNION SELECT * FROM gallery2 WHERE topic_id="247944" UNION SELECT * FROM gallery2 WHERE topic_id="1679103" UNION SELECT * FROM gallery2 WHERE topic_id="128976" UNION SELECT * FROM gallery2 WHERE topic_id="536125"