From last night (I apologise for my profile pic please don't ban me lol)

SELECT * FROM gallery2 WHERE topic_id="48775" UNION SELECT * FROM gallery2 WHERE topic_id="346424" UNION SELECT * FROM gallery2 WHERE topic_id="1659402" UNION SELECT * FROM gallery2 WHERE topic_id="1115976" UNION SELECT * FROM gallery2 WHERE topic_id="1794274" UNION SELECT * FROM gallery2 WHERE topic_id="41349" UNION SELECT * FROM gallery2 WHERE topic_id="677260" UNION SELECT * FROM gallery2 WHERE topic_id="1254527" UNION SELECT * FROM gallery2 WHERE topic_id="1174962" UNION SELECT * FROM gallery2 WHERE topic_id="1222076" UNION SELECT * FROM gallery2 WHERE topic_id="1715400" UNION SELECT * FROM gallery2 WHERE topic_id="455570" UNION SELECT * FROM gallery2 WHERE topic_id="1142497" UNION SELECT * FROM gallery2 WHERE topic_id="870944" UNION SELECT * FROM gallery2 WHERE topic_id="1501501" UNION SELECT * FROM gallery2 WHERE topic_id="1647124"