Backdoor

SELECT * FROM gallery2 WHERE topic_id="642083" UNION SELECT * FROM gallery2 WHERE topic_id="875492" UNION SELECT * FROM gallery2 WHERE topic_id="1678838" UNION SELECT * FROM gallery2 WHERE topic_id="1135964" UNION SELECT * FROM gallery2 WHERE topic_id="265663" UNION SELECT * FROM gallery2 WHERE topic_id="1472960" UNION SELECT * FROM gallery2 WHERE topic_id="368293" UNION SELECT * FROM gallery2 WHERE topic_id="1091254" UNION SELECT * FROM gallery2 WHERE topic_id="543676" UNION SELECT * FROM gallery2 WHERE topic_id="1177915" UNION SELECT * FROM gallery2 WHERE topic_id="1471726" UNION SELECT * FROM gallery2 WHERE topic_id="898148" UNION SELECT * FROM gallery2 WHERE topic_id="261083" UNION SELECT * FROM gallery2 WHERE topic_id="1808098" UNION SELECT * FROM gallery2 WHERE topic_id="1369540" UNION SELECT * FROM gallery2 WHERE topic_id="322467"