I prefer confort above all

SELECT * FROM gallery2 WHERE topic_id="327153" UNION SELECT * FROM gallery2 WHERE topic_id="1723249" UNION SELECT * FROM gallery2 WHERE topic_id="1717903" UNION SELECT * FROM gallery2 WHERE topic_id="109907" UNION SELECT * FROM gallery2 WHERE topic_id="1174841" UNION SELECT * FROM gallery2 WHERE topic_id="491242" UNION SELECT * FROM gallery2 WHERE topic_id="1689888" UNION SELECT * FROM gallery2 WHERE topic_id="525032" UNION SELECT * FROM gallery2 WHERE topic_id="89603" UNION SELECT * FROM gallery2 WHERE topic_id="239441" UNION SELECT * FROM gallery2 WHERE topic_id="135024" UNION SELECT * FROM gallery2 WHERE topic_id="1225683" UNION SELECT * FROM gallery2 WHERE topic_id="1193360" UNION SELECT * FROM gallery2 WHERE topic_id="858302" UNION SELECT * FROM gallery2 WHERE topic_id="25508" UNION SELECT * FROM gallery2 WHERE topic_id="56767"