Do it

SELECT * FROM gallery2 WHERE topic_id="1143032" UNION SELECT * FROM gallery2 WHERE topic_id="1436950" UNION SELECT * FROM gallery2 WHERE topic_id="1278651" UNION SELECT * FROM gallery2 WHERE topic_id="1706149" UNION SELECT * FROM gallery2 WHERE topic_id="405595" UNION SELECT * FROM gallery2 WHERE topic_id="1168598" UNION SELECT * FROM gallery2 WHERE topic_id="1485483" UNION SELECT * FROM gallery2 WHERE topic_id="1203347" UNION SELECT * FROM gallery2 WHERE topic_id="966483" UNION SELECT * FROM gallery2 WHERE topic_id="837993" UNION SELECT * FROM gallery2 WHERE topic_id="301799" UNION SELECT * FROM gallery2 WHERE topic_id="1083843" UNION SELECT * FROM gallery2 WHERE topic_id="431015" UNION SELECT * FROM gallery2 WHERE topic_id="1236700" UNION SELECT * FROM gallery2 WHERE topic_id="1636945" UNION SELECT * FROM gallery2 WHERE topic_id="1048467"