It's this right 🤔

SELECT * FROM gallery2 WHERE topic_id="1493175" UNION SELECT * FROM gallery2 WHERE topic_id="1068001" UNION SELECT * FROM gallery2 WHERE topic_id="1366581" UNION SELECT * FROM gallery2 WHERE topic_id="76976" UNION SELECT * FROM gallery2 WHERE topic_id="456755" UNION SELECT * FROM gallery2 WHERE topic_id="709188" UNION SELECT * FROM gallery2 WHERE topic_id="23348" UNION SELECT * FROM gallery2 WHERE topic_id="1394605" UNION SELECT * FROM gallery2 WHERE topic_id="1724514" UNION SELECT * FROM gallery2 WHERE topic_id="1650941" UNION SELECT * FROM gallery2 WHERE topic_id="183474" UNION SELECT * FROM gallery2 WHERE topic_id="1790297" UNION SELECT * FROM gallery2 WHERE topic_id="770401" UNION SELECT * FROM gallery2 WHERE topic_id="500285" UNION SELECT * FROM gallery2 WHERE topic_id="168819" UNION SELECT * FROM gallery2 WHERE topic_id="1195829"