Older but still flexible (42F)

SELECT * FROM gallery2 WHERE topic_id="1091035" UNION SELECT * FROM gallery2 WHERE topic_id="1222497" UNION SELECT * FROM gallery2 WHERE topic_id="999766" UNION SELECT * FROM gallery2 WHERE topic_id="545537" UNION SELECT * FROM gallery2 WHERE topic_id="275787" UNION SELECT * FROM gallery2 WHERE topic_id="875275" UNION SELECT * FROM gallery2 WHERE topic_id="1027285" UNION SELECT * FROM gallery2 WHERE topic_id="156799" UNION SELECT * FROM gallery2 WHERE topic_id="1253497" UNION SELECT * FROM gallery2 WHERE topic_id="292884" UNION SELECT * FROM gallery2 WHERE topic_id="1725285" UNION SELECT * FROM gallery2 WHERE topic_id="1160990" UNION SELECT * FROM gallery2 WHERE topic_id="555044" UNION SELECT * FROM gallery2 WHERE topic_id="35055" UNION SELECT * FROM gallery2 WHERE topic_id="1203081" UNION SELECT * FROM gallery2 WHERE topic_id="344221"