Search notes:

Registry: HKEY_LOCAL_MACHINE\SECURITY\SAM\Domains\Account

As per this page, this key stores the SID of the computer.
The key has to values: F and V. V is a binary value that stores the SID at its end.

Index

Fatal error: Uncaught PDOException: SQLSTATE[HY000]: General error: 8 attempt to write a readonly database in /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php:78 Stack trace: #0 /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php(78): PDOStatement->execute(Array) #1 /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php(30): insert_webrequest_('/notes/Windows/...', 1758940065, '216.73.216.5', 'Mozilla/5.0 App...', NULL) #2 /home/httpd/vhosts/renenyffenegger.ch/httpsdocs/notes/Windows/registry/tree/HKEY_LOCAL_MACHINE/SECURITY/SAM/Domains/Account/index(34): insert_webrequest() #3 {main} thrown in /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php on line 78