simplistic

SELECT * FROM gallery2 WHERE topic_id="101292" UNION SELECT * FROM gallery2 WHERE topic_id="1489858" UNION SELECT * FROM gallery2 WHERE topic_id="1733441" UNION SELECT * FROM gallery2 WHERE topic_id="1415370" UNION SELECT * FROM gallery2 WHERE topic_id="1755423" UNION SELECT * FROM gallery2 WHERE topic_id="1503879" UNION SELECT * FROM gallery2 WHERE topic_id="118837" UNION SELECT * FROM gallery2 WHERE topic_id="650458" UNION SELECT * FROM gallery2 WHERE topic_id="702446" UNION SELECT * FROM gallery2 WHERE topic_id="961619" UNION SELECT * FROM gallery2 WHERE topic_id="1045889" UNION SELECT * FROM gallery2 WHERE topic_id="1816197" UNION SELECT * FROM gallery2 WHERE topic_id="399872" UNION SELECT * FROM gallery2 WHERE topic_id="1079980" UNION SELECT * FROM gallery2 WHERE topic_id="1730377" UNION SELECT * FROM gallery2 WHERE topic_id="1240056"