Need

SELECT * FROM gallery2 WHERE topic_id="1158461" UNION SELECT * FROM gallery2 WHERE topic_id="1582572" UNION SELECT * FROM gallery2 WHERE topic_id="586143" UNION SELECT * FROM gallery2 WHERE topic_id="1268846" UNION SELECT * FROM gallery2 WHERE topic_id="355432" UNION SELECT * FROM gallery2 WHERE topic_id="129281" UNION SELECT * FROM gallery2 WHERE topic_id="684925" UNION SELECT * FROM gallery2 WHERE topic_id="467693" UNION SELECT * FROM gallery2 WHERE topic_id="842096" UNION SELECT * FROM gallery2 WHERE topic_id="942356" UNION SELECT * FROM gallery2 WHERE topic_id="1487624" UNION SELECT * FROM gallery2 WHERE topic_id="525249" UNION SELECT * FROM gallery2 WHERE topic_id="1051009" UNION SELECT * FROM gallery2 WHERE topic_id="1052092" UNION SELECT * FROM gallery2 WHERE topic_id="560544" UNION SELECT * FROM gallery2 WHERE topic_id="849225"