Probably just slightly bigger…

SELECT * FROM gallery2 WHERE topic_id="966224" UNION SELECT * FROM gallery2 WHERE topic_id="1527766" UNION SELECT * FROM gallery2 WHERE topic_id="1330069" UNION SELECT * FROM gallery2 WHERE topic_id="114944" UNION SELECT * FROM gallery2 WHERE topic_id="1759214" UNION SELECT * FROM gallery2 WHERE topic_id="1639969" UNION SELECT * FROM gallery2 WHERE topic_id="1474267" UNION SELECT * FROM gallery2 WHERE topic_id="622495" UNION SELECT * FROM gallery2 WHERE topic_id="655165" UNION SELECT * FROM gallery2 WHERE topic_id="1637221" UNION SELECT * FROM gallery2 WHERE topic_id="1088472" UNION SELECT * FROM gallery2 WHERE topic_id="18803" UNION SELECT * FROM gallery2 WHERE topic_id="554458" UNION SELECT * FROM gallery2 WHERE topic_id="208253" UNION SELECT * FROM gallery2 WHERE topic_id="1716338" UNION SELECT * FROM gallery2 WHERE topic_id="349678"