would love some help

SELECT * FROM gallery2 WHERE topic_id="126590" UNION SELECT * FROM gallery2 WHERE topic_id="1480151" UNION SELECT * FROM gallery2 WHERE topic_id="1664013" UNION SELECT * FROM gallery2 WHERE topic_id="683816" UNION SELECT * FROM gallery2 WHERE topic_id="1464730" UNION SELECT * FROM gallery2 WHERE topic_id="611912" UNION SELECT * FROM gallery2 WHERE topic_id="1299285" UNION SELECT * FROM gallery2 WHERE topic_id="1293802" UNION SELECT * FROM gallery2 WHERE topic_id="1393130" UNION SELECT * FROM gallery2 WHERE topic_id="514267" UNION SELECT * FROM gallery2 WHERE topic_id="572695" UNION SELECT * FROM gallery2 WHERE topic_id="478098" UNION SELECT * FROM gallery2 WHERE topic_id="839749" UNION SELECT * FROM gallery2 WHERE topic_id="251363" UNION SELECT * FROM gallery2 WHERE topic_id="236960" UNION SELECT * FROM gallery2 WHERE topic_id="886840"