Tight

SELECT * FROM gallery2 WHERE topic_id="1406592" UNION SELECT * FROM gallery2 WHERE topic_id="114893" UNION SELECT * FROM gallery2 WHERE topic_id="1577813" UNION SELECT * FROM gallery2 WHERE topic_id="910503" UNION SELECT * FROM gallery2 WHERE topic_id="1345849" UNION SELECT * FROM gallery2 WHERE topic_id="875217" UNION SELECT * FROM gallery2 WHERE topic_id="1593578" UNION SELECT * FROM gallery2 WHERE topic_id="22458" UNION SELECT * FROM gallery2 WHERE topic_id="813516" UNION SELECT * FROM gallery2 WHERE topic_id="15317" UNION SELECT * FROM gallery2 WHERE topic_id="1048009" UNION SELECT * FROM gallery2 WHERE topic_id="344381" UNION SELECT * FROM gallery2 WHERE topic_id="1424345" UNION SELECT * FROM gallery2 WHERE topic_id="1493000" UNION SELECT * FROM gallery2 WHERE topic_id="1093860" UNION SELECT * FROM gallery2 WHERE topic_id="246793"