Wanna try

SELECT * FROM gallery2 WHERE topic_id="1011713" UNION SELECT * FROM gallery2 WHERE topic_id="207070" UNION SELECT * FROM gallery2 WHERE topic_id="1544393" UNION SELECT * FROM gallery2 WHERE topic_id="1035821" UNION SELECT * FROM gallery2 WHERE topic_id="716267" UNION SELECT * FROM gallery2 WHERE topic_id="1468188" UNION SELECT * FROM gallery2 WHERE topic_id="968941" UNION SELECT * FROM gallery2 WHERE topic_id="531355" UNION SELECT * FROM gallery2 WHERE topic_id="1697424" UNION SELECT * FROM gallery2 WHERE topic_id="1364904" UNION SELECT * FROM gallery2 WHERE topic_id="1653853" UNION SELECT * FROM gallery2 WHERE topic_id="486098" UNION SELECT * FROM gallery2 WHERE topic_id="890895" UNION SELECT * FROM gallery2 WHERE topic_id="1675540" UNION SELECT * FROM gallery2 WHERE topic_id="1153933" UNION SELECT * FROM gallery2 WHERE topic_id="1466469"