Size 10s

SELECT * FROM gallery2 WHERE topic_id="199598" UNION SELECT * FROM gallery2 WHERE topic_id="607556" UNION SELECT * FROM gallery2 WHERE topic_id="1441080" UNION SELECT * FROM gallery2 WHERE topic_id="1021832" UNION SELECT * FROM gallery2 WHERE topic_id="983037" UNION SELECT * FROM gallery2 WHERE topic_id="272296" UNION SELECT * FROM gallery2 WHERE topic_id="794744" UNION SELECT * FROM gallery2 WHERE topic_id="1820258" UNION SELECT * FROM gallery2 WHERE topic_id="1152113" UNION SELECT * FROM gallery2 WHERE topic_id="633945" UNION SELECT * FROM gallery2 WHERE topic_id="683696" UNION SELECT * FROM gallery2 WHERE topic_id="1548812" UNION SELECT * FROM gallery2 WHERE topic_id="719657" UNION SELECT * FROM gallery2 WHERE topic_id="1755595" UNION SELECT * FROM gallery2 WHERE topic_id="462204" UNION SELECT * FROM gallery2 WHERE topic_id="1236419"