Flexible for sure!!

SELECT * FROM gallery2 WHERE topic_id="1680358" UNION SELECT * FROM gallery2 WHERE topic_id="790433" UNION SELECT * FROM gallery2 WHERE topic_id="684179" UNION SELECT * FROM gallery2 WHERE topic_id="584229" UNION SELECT * FROM gallery2 WHERE topic_id="361961" UNION SELECT * FROM gallery2 WHERE topic_id="376027" UNION SELECT * FROM gallery2 WHERE topic_id="291055" UNION SELECT * FROM gallery2 WHERE topic_id="890597" UNION SELECT * FROM gallery2 WHERE topic_id="1377565" UNION SELECT * FROM gallery2 WHERE topic_id="959141" UNION SELECT * FROM gallery2 WHERE topic_id="1678524" UNION SELECT * FROM gallery2 WHERE topic_id="1138627" UNION SELECT * FROM gallery2 WHERE topic_id="1517735" UNION SELECT * FROM gallery2 WHERE topic_id="569608" UNION SELECT * FROM gallery2 WHERE topic_id="338845" UNION SELECT * FROM gallery2 WHERE topic_id="633735"