Take advantage

SELECT * FROM gallery2 WHERE topic_id="950780" UNION SELECT * FROM gallery2 WHERE topic_id="396876" UNION SELECT * FROM gallery2 WHERE topic_id="1168864" UNION SELECT * FROM gallery2 WHERE topic_id="1278063" UNION SELECT * FROM gallery2 WHERE topic_id="106060" UNION SELECT * FROM gallery2 WHERE topic_id="1156908" UNION SELECT * FROM gallery2 WHERE topic_id="620662" UNION SELECT * FROM gallery2 WHERE topic_id="84070" UNION SELECT * FROM gallery2 WHERE topic_id="1579195" UNION SELECT * FROM gallery2 WHERE topic_id="1569767" UNION SELECT * FROM gallery2 WHERE topic_id="1209448" UNION SELECT * FROM gallery2 WHERE topic_id="875717" UNION SELECT * FROM gallery2 WHERE topic_id="1123297" UNION SELECT * FROM gallery2 WHERE topic_id="1158945" UNION SELECT * FROM gallery2 WHERE topic_id="302883" UNION SELECT * FROM gallery2 WHERE topic_id="469289"