...

src/main/java/cn/com/qmth/examcloud/web/cache/RandomObjectRedisCache.java

@@ -73,7 +73,11 @@ public abstract class RandomObjectRedisCache<T extends RandomCacheBean> implemen
 			throw new ExamCloudRuntimeException("fail to load data. key=" + key, e);
 		}
 		if (null != t) {
-			getRedisClient().set(key, t, getTimeout());
+			int timeout = getTimeout();
+			if (timeout < 60) {
+				timeout = 60;
+			}
+			getRedisClient().set(key, t, timeout);
 		} else {
 			getRedisClient().delete(key);
 		}