Overflowing

SELECT * FROM gallery2 WHERE topic_id="301788" UNION SELECT * FROM gallery2 WHERE topic_id="1404823" UNION SELECT * FROM gallery2 WHERE topic_id="623011" UNION SELECT * FROM gallery2 WHERE topic_id="218525" UNION SELECT * FROM gallery2 WHERE topic_id="989900" UNION SELECT * FROM gallery2 WHERE topic_id="982579" UNION SELECT * FROM gallery2 WHERE topic_id="305798" UNION SELECT * FROM gallery2 WHERE topic_id="1023554" UNION SELECT * FROM gallery2 WHERE topic_id="713472" UNION SELECT * FROM gallery2 WHERE topic_id="1536577" UNION SELECT * FROM gallery2 WHERE topic_id="1471130" UNION SELECT * FROM gallery2 WHERE topic_id="407519" UNION SELECT * FROM gallery2 WHERE topic_id="1471829" UNION SELECT * FROM gallery2 WHERE topic_id="236479" UNION SELECT * FROM gallery2 WHERE topic_id="1464473" UNION SELECT * FROM gallery2 WHERE topic_id="1539290"