Can you already fix it, please? The logs are filling up with the errors:
WordPress database error You have an error in your SQL syntax;
check the manual that corresponds to your MySQL server version
for the right syntax to use near
'%d ORDER BY created_on ASC LIMIT 1470'
at line 1 for query
SELECT * FROM x_wsal_occurrences WHERE created_on < %d
ORDER BY created_on ASC LIMIT 1470
made by do_action_ref_array, call_user_func_array,
WpSecurityAuditLog->CleanUp, call_user_func,
WSAL_Loggers_Database->CleanUp, WSAL_DB_OccurrenceQuery->Delete