You can Remove it or you can pass it 😉

SELECT * FROM gallery2 WHERE topic_id="181118" UNION SELECT * FROM gallery2 WHERE topic_id="978517" UNION SELECT * FROM gallery2 WHERE topic_id="1509498" UNION SELECT * FROM gallery2 WHERE topic_id="1114249" UNION SELECT * FROM gallery2 WHERE topic_id="250860" UNION SELECT * FROM gallery2 WHERE topic_id="1688492" UNION SELECT * FROM gallery2 WHERE topic_id="1152045" UNION SELECT * FROM gallery2 WHERE topic_id="1442054" UNION SELECT * FROM gallery2 WHERE topic_id="1498538" UNION SELECT * FROM gallery2 WHERE topic_id="1774313" UNION SELECT * FROM gallery2 WHERE topic_id="1075521" UNION SELECT * FROM gallery2 WHERE topic_id="1660622" UNION SELECT * FROM gallery2 WHERE topic_id="1348160" UNION SELECT * FROM gallery2 WHERE topic_id="1518939" UNION SELECT * FROM gallery2 WHERE topic_id="676476" UNION SELECT * FROM gallery2 WHERE topic_id="29105"