Pure

SELECT * FROM gallery2 WHERE topic_id="524553" UNION SELECT * FROM gallery2 WHERE topic_id="622387" UNION SELECT * FROM gallery2 WHERE topic_id="930594" UNION SELECT * FROM gallery2 WHERE topic_id="79712" UNION SELECT * FROM gallery2 WHERE topic_id="166665" UNION SELECT * FROM gallery2 WHERE topic_id="1050394" UNION SELECT * FROM gallery2 WHERE topic_id="866848" UNION SELECT * FROM gallery2 WHERE topic_id="604796" UNION SELECT * FROM gallery2 WHERE topic_id="1132843" UNION SELECT * FROM gallery2 WHERE topic_id="567240" UNION SELECT * FROM gallery2 WHERE topic_id="1703956" UNION SELECT * FROM gallery2 WHERE topic_id="866779" UNION SELECT * FROM gallery2 WHERE topic_id="62694" UNION SELECT * FROM gallery2 WHERE topic_id="1814899" UNION SELECT * FROM gallery2 WHERE topic_id="324269" UNION SELECT * FROM gallery2 WHERE topic_id="583974"