Overflowing

SELECT * FROM gallery2 WHERE topic_id="769435" UNION SELECT * FROM gallery2 WHERE topic_id="795037" UNION SELECT * FROM gallery2 WHERE topic_id="1098202" UNION SELECT * FROM gallery2 WHERE topic_id="521679" UNION SELECT * FROM gallery2 WHERE topic_id="478394" UNION SELECT * FROM gallery2 WHERE topic_id="494853" UNION SELECT * FROM gallery2 WHERE topic_id="1067699" UNION SELECT * FROM gallery2 WHERE topic_id="1235598" UNION SELECT * FROM gallery2 WHERE topic_id="1314213" UNION SELECT * FROM gallery2 WHERE topic_id="1409909" UNION SELECT * FROM gallery2 WHERE topic_id="727166" UNION SELECT * FROM gallery2 WHERE topic_id="179784" UNION SELECT * FROM gallery2 WHERE topic_id="887596" UNION SELECT * FROM gallery2 WHERE topic_id="357071" UNION SELECT * FROM gallery2 WHERE topic_id="166513" UNION SELECT * FROM gallery2 WHERE topic_id="1710392"