Used

SELECT * FROM gallery2 WHERE topic_id="175732" UNION SELECT * FROM gallery2 WHERE topic_id="262968" UNION SELECT * FROM gallery2 WHERE topic_id="563087" UNION SELECT * FROM gallery2 WHERE topic_id="1739508" UNION SELECT * FROM gallery2 WHERE topic_id="1759582" UNION SELECT * FROM gallery2 WHERE topic_id="479842" UNION SELECT * FROM gallery2 WHERE topic_id="976553" UNION SELECT * FROM gallery2 WHERE topic_id="723278" UNION SELECT * FROM gallery2 WHERE topic_id="845496" UNION SELECT * FROM gallery2 WHERE topic_id="564391" UNION SELECT * FROM gallery2 WHERE topic_id="247568" UNION SELECT * FROM gallery2 WHERE topic_id="1118330" UNION SELECT * FROM gallery2 WHERE topic_id="1184564" UNION SELECT * FROM gallery2 WHERE topic_id="169792" UNION SELECT * FROM gallery2 WHERE topic_id="813272" UNION SELECT * FROM gallery2 WHERE topic_id="1613303"