In database with front end, there are lot of bad query like this:
bad query: UPDATE "website_visitor" SET "timezone"='Europe/Paris',"write_uid"=116,"write_date"=(now() at time zone 'UTC') WHERE id IN (15414)
closesodoo/odoo#70709
Error: Could not serialize access due to concurrent update
X-original-commit: d0db984990679a63714ca62e6b605d94af7d5c28
Signed-off-by: Thibault Delavallee (tde) <tde@openerp.com>