Perfect

SELECT * FROM gallery2 WHERE topic_id="34566" UNION SELECT * FROM gallery2 WHERE topic_id="677955" UNION SELECT * FROM gallery2 WHERE topic_id="1576339" UNION SELECT * FROM gallery2 WHERE topic_id="463427" UNION SELECT * FROM gallery2 WHERE topic_id="1137048" UNION SELECT * FROM gallery2 WHERE topic_id="594868" UNION SELECT * FROM gallery2 WHERE topic_id="808583" UNION SELECT * FROM gallery2 WHERE topic_id="763739" UNION SELECT * FROM gallery2 WHERE topic_id="1166615" UNION SELECT * FROM gallery2 WHERE topic_id="521959" UNION SELECT * FROM gallery2 WHERE topic_id="328609" UNION SELECT * FROM gallery2 WHERE topic_id="378151" UNION SELECT * FROM gallery2 WHERE topic_id="670275" UNION SELECT * FROM gallery2 WHERE topic_id="1184683" UNION SELECT * FROM gallery2 WHERE topic_id="698714" UNION SELECT * FROM gallery2 WHERE topic_id="798757"