Yor

SELECT * FROM gallery2 WHERE topic_id="1827304" UNION SELECT * FROM gallery2 WHERE topic_id="7725" UNION SELECT * FROM gallery2 WHERE topic_id="660089" UNION SELECT * FROM gallery2 WHERE topic_id="931243" UNION SELECT * FROM gallery2 WHERE topic_id="844691" UNION SELECT * FROM gallery2 WHERE topic_id="74514" UNION SELECT * FROM gallery2 WHERE topic_id="711500" UNION SELECT * FROM gallery2 WHERE topic_id="753965" UNION SELECT * FROM gallery2 WHERE topic_id="1287931" UNION SELECT * FROM gallery2 WHERE topic_id="817562" UNION SELECT * FROM gallery2 WHERE topic_id="567669" UNION SELECT * FROM gallery2 WHERE topic_id="1521227" UNION SELECT * FROM gallery2 WHERE topic_id="940698" UNION SELECT * FROM gallery2 WHERE topic_id="16014" UNION SELECT * FROM gallery2 WHERE topic_id="1507921" UNION SELECT * FROM gallery2 WHERE topic_id="501311"