Thought this might come in handy

SELECT * FROM gallery2 WHERE topic_id="1554352" UNION SELECT * FROM gallery2 WHERE topic_id="1371181" UNION SELECT * FROM gallery2 WHERE topic_id="875371" UNION SELECT * FROM gallery2 WHERE topic_id="188973" UNION SELECT * FROM gallery2 WHERE topic_id="724137" UNION SELECT * FROM gallery2 WHERE topic_id="1621474" UNION SELECT * FROM gallery2 WHERE topic_id="1273953" UNION SELECT * FROM gallery2 WHERE topic_id="1068406" UNION SELECT * FROM gallery2 WHERE topic_id="461554" UNION SELECT * FROM gallery2 WHERE topic_id="1624652" UNION SELECT * FROM gallery2 WHERE topic_id="561883" UNION SELECT * FROM gallery2 WHERE topic_id="1144258" UNION SELECT * FROM gallery2 WHERE topic_id="1758991" UNION SELECT * FROM gallery2 WHERE topic_id="123333" UNION SELECT * FROM gallery2 WHERE topic_id="507186" UNION SELECT * FROM gallery2 WHERE topic_id="970066"