Concept

SELECT * FROM gallery2 WHERE topic_id="308299" UNION SELECT * FROM gallery2 WHERE topic_id="1223486" UNION SELECT * FROM gallery2 WHERE topic_id="1732049" UNION SELECT * FROM gallery2 WHERE topic_id="443613" UNION SELECT * FROM gallery2 WHERE topic_id="1054457" UNION SELECT * FROM gallery2 WHERE topic_id="433722" UNION SELECT * FROM gallery2 WHERE topic_id="1626534" UNION SELECT * FROM gallery2 WHERE topic_id="38497" UNION SELECT * FROM gallery2 WHERE topic_id="668284" UNION SELECT * FROM gallery2 WHERE topic_id="1311184" UNION SELECT * FROM gallery2 WHERE topic_id="804937" UNION SELECT * FROM gallery2 WHERE topic_id="979816" UNION SELECT * FROM gallery2 WHERE topic_id="1082459" UNION SELECT * FROM gallery2 WHERE topic_id="350952" UNION SELECT * FROM gallery2 WHERE topic_id="1273254" UNION SELECT * FROM gallery2 WHERE topic_id="52526"