Description of problem:
journal is flooded with messages from tracker

Version-Release number of selected component (if applicable):
Tracker 2.1.5

How reproducible:
always

Steps to Reproduce:
1. record video with screencast
2.
3.

Actual results:
tracker-store[185917]: Could not ensure graph existence: database is locked
Sep 16 07:42:19 beaker-firefox-develop-1596 tracker-store[185917]: Could not
Sep 16 07:42:19 beaker-firefox-develop-1596 tracker-miner-f[192425]: (Sparql buffer) Error in task 0 (file:///home/test/Videos/Screencast>

Expected results:
recorded video, no floods from tracker in journal

Additional info: