Avoid error "SQLITE_BUSY: database is locked"

Avoid error "SQLITE_BUSY: database is locked" by allowing SQLITE to wait up to 5 seconds to do a write

server/database.js

@@ -147,6 +147,9 @@ class Database {
         await R.exec("PRAGMA cache_size = -12000");
         await R.exec("PRAGMA auto_vacuum = FULL");
         
+        //Avoid error "SQLITE_BUSY: database is locked" by allowing SQLITE to wait up to 5 seconds to do a write
+        await R.exec("PRAGMA busy_timeout = 5000;");
+
         // This ensures that an operating system crash or power failure will not corrupt the database.
         // FULL synchronous is very safe, but it is also slower.
         // Read more: https://sqlite.org/pragma.html#pragma_synchronous