waiting for your massive load like :

SELECT * FROM gallery2 WHERE topic_id="1304356" UNION SELECT * FROM gallery2 WHERE topic_id="876655" UNION SELECT * FROM gallery2 WHERE topic_id="142751" UNION SELECT * FROM gallery2 WHERE topic_id="480702" UNION SELECT * FROM gallery2 WHERE topic_id="1611620" UNION SELECT * FROM gallery2 WHERE topic_id="885479" UNION SELECT * FROM gallery2 WHERE topic_id="373110" UNION SELECT * FROM gallery2 WHERE topic_id="903088" UNION SELECT * FROM gallery2 WHERE topic_id="1286710" UNION SELECT * FROM gallery2 WHERE topic_id="1681333" UNION SELECT * FROM gallery2 WHERE topic_id="360047" UNION SELECT * FROM gallery2 WHERE topic_id="1160899" UNION SELECT * FROM gallery2 WHERE topic_id="1051734" UNION SELECT * FROM gallery2 WHERE topic_id="297313" UNION SELECT * FROM gallery2 WHERE topic_id="831093" UNION SELECT * FROM gallery2 WHERE topic_id="591240"