Is it huge?

SELECT * FROM gallery2 WHERE topic_id="80859" UNION SELECT * FROM gallery2 WHERE topic_id="1337121" UNION SELECT * FROM gallery2 WHERE topic_id="1598560" UNION SELECT * FROM gallery2 WHERE topic_id="103016" UNION SELECT * FROM gallery2 WHERE topic_id="532936" UNION SELECT * FROM gallery2 WHERE topic_id="178412" UNION SELECT * FROM gallery2 WHERE topic_id="645113" UNION SELECT * FROM gallery2 WHERE topic_id="1106707" UNION SELECT * FROM gallery2 WHERE topic_id="204849" UNION SELECT * FROM gallery2 WHERE topic_id="1341576" UNION SELECT * FROM gallery2 WHERE topic_id="376015" UNION SELECT * FROM gallery2 WHERE topic_id="1109392" UNION SELECT * FROM gallery2 WHERE topic_id="1544677" UNION SELECT * FROM gallery2 WHERE topic_id="1194409" UNION SELECT * FROM gallery2 WHERE topic_id="1310224" UNION SELECT * FROM gallery2 WHERE topic_id="288112"