Au naturel

SELECT * FROM gallery2 WHERE topic_id="585395" UNION SELECT * FROM gallery2 WHERE topic_id="425557" UNION SELECT * FROM gallery2 WHERE topic_id="705668" UNION SELECT * FROM gallery2 WHERE topic_id="237195" UNION SELECT * FROM gallery2 WHERE topic_id="1733277" UNION SELECT * FROM gallery2 WHERE topic_id="152869" UNION SELECT * FROM gallery2 WHERE topic_id="1790621" UNION SELECT * FROM gallery2 WHERE topic_id="176330" UNION SELECT * FROM gallery2 WHERE topic_id="1201295" UNION SELECT * FROM gallery2 WHERE topic_id="1370361" UNION SELECT * FROM gallery2 WHERE topic_id="1226286" UNION SELECT * FROM gallery2 WHERE topic_id="1400666" UNION SELECT * FROM gallery2 WHERE topic_id="336054" UNION SELECT * FROM gallery2 WHERE topic_id="1760105" UNION SELECT * FROM gallery2 WHERE topic_id="1787448" UNION SELECT * FROM gallery2 WHERE topic_id="1381100"