Safety first

SELECT * FROM gallery2 WHERE topic_id="1296602" UNION SELECT * FROM gallery2 WHERE topic_id="1503384" UNION SELECT * FROM gallery2 WHERE topic_id="1545708" UNION SELECT * FROM gallery2 WHERE topic_id="441254" UNION SELECT * FROM gallery2 WHERE topic_id="624421" UNION SELECT * FROM gallery2 WHERE topic_id="1339163" UNION SELECT * FROM gallery2 WHERE topic_id="559219" UNION SELECT * FROM gallery2 WHERE topic_id="1674437" UNION SELECT * FROM gallery2 WHERE topic_id="1684308" UNION SELECT * FROM gallery2 WHERE topic_id="549630" UNION SELECT * FROM gallery2 WHERE topic_id="1392690" UNION SELECT * FROM gallery2 WHERE topic_id="401598" UNION SELECT * FROM gallery2 WHERE topic_id="234984" UNION SELECT * FROM gallery2 WHERE topic_id="378357" UNION SELECT * FROM gallery2 WHERE topic_id="667029" UNION SELECT * FROM gallery2 WHERE topic_id="1396477"