Always leaking

SELECT * FROM gallery2 WHERE topic_id="1278130" UNION SELECT * FROM gallery2 WHERE topic_id="652112" UNION SELECT * FROM gallery2 WHERE topic_id="841281" UNION SELECT * FROM gallery2 WHERE topic_id="888929" UNION SELECT * FROM gallery2 WHERE topic_id="1528180" UNION SELECT * FROM gallery2 WHERE topic_id="692748" UNION SELECT * FROM gallery2 WHERE topic_id="416992" UNION SELECT * FROM gallery2 WHERE topic_id="337990" UNION SELECT * FROM gallery2 WHERE topic_id="855888" UNION SELECT * FROM gallery2 WHERE topic_id="1454556" UNION SELECT * FROM gallery2 WHERE topic_id="575332" UNION SELECT * FROM gallery2 WHERE topic_id="288374" UNION SELECT * FROM gallery2 WHERE topic_id="348350" UNION SELECT * FROM gallery2 WHERE topic_id="1038864" UNION SELECT * FROM gallery2 WHERE topic_id="1069063" UNION SELECT * FROM gallery2 WHERE topic_id="695384"