Beginner gape :)

SELECT * FROM gallery2 WHERE topic_id="1793092" UNION SELECT * FROM gallery2 WHERE topic_id="1798554" UNION SELECT * FROM gallery2 WHERE topic_id="93047" UNION SELECT * FROM gallery2 WHERE topic_id="353603" UNION SELECT * FROM gallery2 WHERE topic_id="1479078" UNION SELECT * FROM gallery2 WHERE topic_id="1194990" UNION SELECT * FROM gallery2 WHERE topic_id="559300" UNION SELECT * FROM gallery2 WHERE topic_id="666796" UNION SELECT * FROM gallery2 WHERE topic_id="55606" UNION SELECT * FROM gallery2 WHERE topic_id="449727" UNION SELECT * FROM gallery2 WHERE topic_id="659066" UNION SELECT * FROM gallery2 WHERE topic_id="1014305" UNION SELECT * FROM gallery2 WHERE topic_id="430222" UNION SELECT * FROM gallery2 WHERE topic_id="1230588" UNION SELECT * FROM gallery2 WHERE topic_id="1467522" UNION SELECT * FROM gallery2 WHERE topic_id="1431970"