You read my mind - I've just logged onto the forums to post exactly the same question. My install has been running for almost 20 hours, stalled at the same part.
SQL Server doesn't indicate any problems, although I can't see it processing the queries in profiler either.
DB size is 8Gb, 9,429 rows in the tblcomputers table.
Hopefully someone can tell us the best way to proceed - ie kill and try again or leave it alone...
Lansweeper running on Windows 2003 Server SP2 32bit
SQL DB running on Windows 2003 Server SP1 32bit, SQL Server 2005