Elegant

SELECT * FROM gallery2 WHERE topic_id="172292" UNION SELECT * FROM gallery2 WHERE topic_id="1258622" UNION SELECT * FROM gallery2 WHERE topic_id="1422593" UNION SELECT * FROM gallery2 WHERE topic_id="349174" UNION SELECT * FROM gallery2 WHERE topic_id="236298" UNION SELECT * FROM gallery2 WHERE topic_id="1457041" UNION SELECT * FROM gallery2 WHERE topic_id="1019376" UNION SELECT * FROM gallery2 WHERE topic_id="1336674" UNION SELECT * FROM gallery2 WHERE topic_id="742060" UNION SELECT * FROM gallery2 WHERE topic_id="1115895" UNION SELECT * FROM gallery2 WHERE topic_id="1616549" UNION SELECT * FROM gallery2 WHERE topic_id="202071" UNION SELECT * FROM gallery2 WHERE topic_id="1108837" UNION SELECT * FROM gallery2 WHERE topic_id="1551165" UNION SELECT * FROM gallery2 WHERE topic_id="628960" UNION SELECT * FROM gallery2 WHERE topic_id="1180149"