Like a backroad...

SELECT * FROM gallery2 WHERE topic_id="279170" UNION SELECT * FROM gallery2 WHERE topic_id="1180314" UNION SELECT * FROM gallery2 WHERE topic_id="1172101" UNION SELECT * FROM gallery2 WHERE topic_id="1820531" UNION SELECT * FROM gallery2 WHERE topic_id="1631099" UNION SELECT * FROM gallery2 WHERE topic_id="275881" UNION SELECT * FROM gallery2 WHERE topic_id="1128313" UNION SELECT * FROM gallery2 WHERE topic_id="80303" UNION SELECT * FROM gallery2 WHERE topic_id="930598" UNION SELECT * FROM gallery2 WHERE topic_id="487641" UNION SELECT * FROM gallery2 WHERE topic_id="1797209" UNION SELECT * FROM gallery2 WHERE topic_id="1806477" UNION SELECT * FROM gallery2 WHERE topic_id="717698" UNION SELECT * FROM gallery2 WHERE topic_id="22493" UNION SELECT * FROM gallery2 WHERE topic_id="1260012" UNION SELECT * FROM gallery2 WHERE topic_id="1045128"