Search notes:

Registry: HKEY_CURRENT_USER\Volatile Environment\n

The n in this registry key seems to correspond to the session id.
Two environment variables are found under this registry key:

SESSIONNAME

The value of SESSIONNAME (for example: Console) seems to correspond to the output of query session.

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/...', 1740443089, '18.188.118.154', 'Mozilla/5.0 App...', NULL) #2 /home/httpd/vhosts/renenyffenegger.ch/httpsdocs/notes/Windows/registry/tree/HKEY_CURRENT_USER/Volatile-Environment/n/index(41): insert_webrequest() #3 {main} thrown in /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php on line 78