Add

SELECT * FROM gallery2 WHERE topic_id="629455" UNION SELECT * FROM gallery2 WHERE topic_id="807929" UNION SELECT * FROM gallery2 WHERE topic_id="90415" UNION SELECT * FROM gallery2 WHERE topic_id="343685" UNION SELECT * FROM gallery2 WHERE topic_id="1369652" UNION SELECT * FROM gallery2 WHERE topic_id="937374" UNION SELECT * FROM gallery2 WHERE topic_id="1465871" UNION SELECT * FROM gallery2 WHERE topic_id="554650" UNION SELECT * FROM gallery2 WHERE topic_id="200505" UNION SELECT * FROM gallery2 WHERE topic_id="931159" UNION SELECT * FROM gallery2 WHERE topic_id="1025165" UNION SELECT * FROM gallery2 WHERE topic_id="720455" UNION SELECT * FROM gallery2 WHERE topic_id="1092019" UNION SELECT * FROM gallery2 WHERE topic_id="1739159" UNION SELECT * FROM gallery2 WHERE topic_id="552784" UNION SELECT * FROM gallery2 WHERE topic_id="482321"