Potential

SELECT * FROM gallery2 WHERE topic_id="952381" UNION SELECT * FROM gallery2 WHERE topic_id="1711263" UNION SELECT * FROM gallery2 WHERE topic_id="136555" UNION SELECT * FROM gallery2 WHERE topic_id="652515" UNION SELECT * FROM gallery2 WHERE topic_id="1179527" UNION SELECT * FROM gallery2 WHERE topic_id="919623" UNION SELECT * FROM gallery2 WHERE topic_id="1708654" UNION SELECT * FROM gallery2 WHERE topic_id="67917" UNION SELECT * FROM gallery2 WHERE topic_id="1077226" UNION SELECT * FROM gallery2 WHERE topic_id="318347" UNION SELECT * FROM gallery2 WHERE topic_id="460986" UNION SELECT * FROM gallery2 WHERE topic_id="186381" UNION SELECT * FROM gallery2 WHERE topic_id="1805334" UNION SELECT * FROM gallery2 WHERE topic_id="1603263" UNION SELECT * FROM gallery2 WHERE topic_id="822690" UNION SELECT * FROM gallery2 WHERE topic_id="595060"