The requested vessel with name PRIAMOS and MMSI:0 and IMO:7900156 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
PRIAMOS 9412531 305576000 TALLINN VIA NOK Feb 20, 2018 04:46 UTC

Also, you may try to find the vessel in our comprehensive Vessels Database or track this ship on the map.