Mmmm…

SELECT * FROM gallery2 WHERE topic_id="591499" UNION SELECT * FROM gallery2 WHERE topic_id="412494" UNION SELECT * FROM gallery2 WHERE topic_id="633393" UNION SELECT * FROM gallery2 WHERE topic_id="1752460" UNION SELECT * FROM gallery2 WHERE topic_id="1670185" UNION SELECT * FROM gallery2 WHERE topic_id="208591" UNION SELECT * FROM gallery2 WHERE topic_id="503408" UNION SELECT * FROM gallery2 WHERE topic_id="1615881" UNION SELECT * FROM gallery2 WHERE topic_id="751033" UNION SELECT * FROM gallery2 WHERE topic_id="1482030" UNION SELECT * FROM gallery2 WHERE topic_id="760879" UNION SELECT * FROM gallery2 WHERE topic_id="1463769" UNION SELECT * FROM gallery2 WHERE topic_id="831583" UNION SELECT * FROM gallery2 WHERE topic_id="334244" UNION SELECT * FROM gallery2 WHERE topic_id="123896" UNION SELECT * FROM gallery2 WHERE topic_id="1212915"