Tight

SELECT * FROM gallery2 WHERE topic_id="307427" UNION SELECT * FROM gallery2 WHERE topic_id="1251501" UNION SELECT * FROM gallery2 WHERE topic_id="1051552" UNION SELECT * FROM gallery2 WHERE topic_id="1364013" UNION SELECT * FROM gallery2 WHERE topic_id="1403041" UNION SELECT * FROM gallery2 WHERE topic_id="65550" UNION SELECT * FROM gallery2 WHERE topic_id="506344" UNION SELECT * FROM gallery2 WHERE topic_id="1403150" UNION SELECT * FROM gallery2 WHERE topic_id="483460" UNION SELECT * FROM gallery2 WHERE topic_id="348215" UNION SELECT * FROM gallery2 WHERE topic_id="981556" UNION SELECT * FROM gallery2 WHERE topic_id="1429756" UNION SELECT * FROM gallery2 WHERE topic_id="1140051" UNION SELECT * FROM gallery2 WHERE topic_id="843247" UNION SELECT * FROM gallery2 WHERE topic_id="547525" UNION SELECT * FROM gallery2 WHERE topic_id="1597777"