Is this good or bad I honestly do not know [f]

SELECT * FROM gallery2 WHERE topic_id="1310613" UNION SELECT * FROM gallery2 WHERE topic_id="157527" UNION SELECT * FROM gallery2 WHERE topic_id="1477294" UNION SELECT * FROM gallery2 WHERE topic_id="1689810" UNION SELECT * FROM gallery2 WHERE topic_id="531057" UNION SELECT * FROM gallery2 WHERE topic_id="290620" UNION SELECT * FROM gallery2 WHERE topic_id="307691" UNION SELECT * FROM gallery2 WHERE topic_id="400286" UNION SELECT * FROM gallery2 WHERE topic_id="112220" UNION SELECT * FROM gallery2 WHERE topic_id="720300" UNION SELECT * FROM gallery2 WHERE topic_id="1738503" UNION SELECT * FROM gallery2 WHERE topic_id="1795903" UNION SELECT * FROM gallery2 WHERE topic_id="970848" UNION SELECT * FROM gallery2 WHERE topic_id="431192" UNION SELECT * FROM gallery2 WHERE topic_id="451033" UNION SELECT * FROM gallery2 WHERE topic_id="235441"