Easy targets 😉

SELECT * FROM gallery2 WHERE topic_id="525156" UNION SELECT * FROM gallery2 WHERE topic_id="761402" UNION SELECT * FROM gallery2 WHERE topic_id="421309" UNION SELECT * FROM gallery2 WHERE topic_id="531204" UNION SELECT * FROM gallery2 WHERE topic_id="466842" UNION SELECT * FROM gallery2 WHERE topic_id="1488115" UNION SELECT * FROM gallery2 WHERE topic_id="28990" UNION SELECT * FROM gallery2 WHERE topic_id="1429386" UNION SELECT * FROM gallery2 WHERE topic_id="1447686" UNION SELECT * FROM gallery2 WHERE topic_id="1015574" UNION SELECT * FROM gallery2 WHERE topic_id="1809976" UNION SELECT * FROM gallery2 WHERE topic_id="554260" UNION SELECT * FROM gallery2 WHERE topic_id="1371297" UNION SELECT * FROM gallery2 WHERE topic_id="1715760" UNION SELECT * FROM gallery2 WHERE topic_id="5179" UNION SELECT * FROM gallery2 WHERE topic_id="286190"