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

@@ -146,6 +146,9 @@ 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.