Always leaking

SELECT * FROM gallery2 WHERE topic_id="1101443" UNION SELECT * FROM gallery2 WHERE topic_id="1419848" UNION SELECT * FROM gallery2 WHERE topic_id="1074458" UNION SELECT * FROM gallery2 WHERE topic_id="1744916" UNION SELECT * FROM gallery2 WHERE topic_id="1551095" UNION SELECT * FROM gallery2 WHERE topic_id="1534455" UNION SELECT * FROM gallery2 WHERE topic_id="10514" UNION SELECT * FROM gallery2 WHERE topic_id="900373" UNION SELECT * FROM gallery2 WHERE topic_id="589397" UNION SELECT * FROM gallery2 WHERE topic_id="1579886" UNION SELECT * FROM gallery2 WHERE topic_id="1558402" UNION SELECT * FROM gallery2 WHERE topic_id="825194" UNION SELECT * FROM gallery2 WHERE topic_id="509534" UNION SELECT * FROM gallery2 WHERE topic_id="1762590" UNION SELECT * FROM gallery2 WHERE topic_id="292858" UNION SELECT * FROM gallery2 WHERE topic_id="57292"