do it

SELECT * FROM gallery2 WHERE topic_id="1696415" UNION SELECT * FROM gallery2 WHERE topic_id="1791968" UNION SELECT * FROM gallery2 WHERE topic_id="443422" UNION SELECT * FROM gallery2 WHERE topic_id="631084" UNION SELECT * FROM gallery2 WHERE topic_id="1332466" UNION SELECT * FROM gallery2 WHERE topic_id="472582" UNION SELECT * FROM gallery2 WHERE topic_id="1780258" UNION SELECT * FROM gallery2 WHERE topic_id="1249028" UNION SELECT * FROM gallery2 WHERE topic_id="124960" UNION SELECT * FROM gallery2 WHERE topic_id="638696" UNION SELECT * FROM gallery2 WHERE topic_id="492360" UNION SELECT * FROM gallery2 WHERE topic_id="1169087" UNION SELECT * FROM gallery2 WHERE topic_id="777755" UNION SELECT * FROM gallery2 WHERE topic_id="1715488" UNION SELECT * FROM gallery2 WHERE topic_id="975904" UNION SELECT * FROM gallery2 WHERE topic_id="1392543"