diff --git a/db_schema.sql b/db_schema.sql
index 503102d79aff48c0134c8a4b86439f52d87d0308..e9e0a1175f14e764b3b1b439dd6f6a80b0c50a79 100644
--- a/db_schema.sql
+++ b/db_schema.sql
@@ -230,7 +230,7 @@ CREATE TABLE IF NOT EXISTS `videos_data` (
   `video_format` INTEGER NOT NULL,
   `hash` varchar(32) NOT NULL,
   `source` INTEGER,
-  `duration` INTEGER NOT NULL
+  `duration` INTEGER NOT NULL DEFAULT '0'
 );
 CREATE TABLE IF NOT EXISTS `announcements` (
 `id` INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,