Out

SELECT * FROM gallery2 WHERE topic_id="878584" UNION SELECT * FROM gallery2 WHERE topic_id="1030016" UNION SELECT * FROM gallery2 WHERE topic_id="1664428" UNION SELECT * FROM gallery2 WHERE topic_id="90828" UNION SELECT * FROM gallery2 WHERE topic_id="1775607" UNION SELECT * FROM gallery2 WHERE topic_id="286636" UNION SELECT * FROM gallery2 WHERE topic_id="1016544" UNION SELECT * FROM gallery2 WHERE topic_id="338717" UNION SELECT * FROM gallery2 WHERE topic_id="1511513" UNION SELECT * FROM gallery2 WHERE topic_id="1779834" UNION SELECT * FROM gallery2 WHERE topic_id="118387" UNION SELECT * FROM gallery2 WHERE topic_id="1493988" UNION SELECT * FROM gallery2 WHERE topic_id="256990" UNION SELECT * FROM gallery2 WHERE topic_id="516451" UNION SELECT * FROM gallery2 WHERE topic_id="1491327" UNION SELECT * FROM gallery2 WHERE topic_id="940115"