where did this come from…😳

SELECT * FROM gallery2 WHERE topic_id="871138" UNION SELECT * FROM gallery2 WHERE topic_id="1207142" UNION SELECT * FROM gallery2 WHERE topic_id="36465" UNION SELECT * FROM gallery2 WHERE topic_id="722941" UNION SELECT * FROM gallery2 WHERE topic_id="1134894" UNION SELECT * FROM gallery2 WHERE topic_id="568861" UNION SELECT * FROM gallery2 WHERE topic_id="1221457" UNION SELECT * FROM gallery2 WHERE topic_id="940869" UNION SELECT * FROM gallery2 WHERE topic_id="945680" UNION SELECT * FROM gallery2 WHERE topic_id="1180606" UNION SELECT * FROM gallery2 WHERE topic_id="334980" UNION SELECT * FROM gallery2 WHERE topic_id="1108200" UNION SELECT * FROM gallery2 WHERE topic_id="394486" UNION SELECT * FROM gallery2 WHERE topic_id="1329638" UNION SELECT * FROM gallery2 WHERE topic_id="786702" UNION SELECT * FROM gallery2 WHERE topic_id="1459651"