let's do this

SELECT * FROM gallery2 WHERE topic_id="1630662" UNION SELECT * FROM gallery2 WHERE topic_id="1464034" UNION SELECT * FROM gallery2 WHERE topic_id="1134025" UNION SELECT * FROM gallery2 WHERE topic_id="1326118" UNION SELECT * FROM gallery2 WHERE topic_id="1221402" UNION SELECT * FROM gallery2 WHERE topic_id="382311" UNION SELECT * FROM gallery2 WHERE topic_id="382264" UNION SELECT * FROM gallery2 WHERE topic_id="371842" UNION SELECT * FROM gallery2 WHERE topic_id="1022510" UNION SELECT * FROM gallery2 WHERE topic_id="1360241" UNION SELECT * FROM gallery2 WHERE topic_id="485335" UNION SELECT * FROM gallery2 WHERE topic_id="424270" UNION SELECT * FROM gallery2 WHERE topic_id="118005" UNION SELECT * FROM gallery2 WHERE topic_id="1515101" UNION SELECT * FROM gallery2 WHERE topic_id="223782" UNION SELECT * FROM gallery2 WHERE topic_id="899330"