The firebird api expects the timestamp (ISC_TIMESTAMP_TZ) of a timestamp with time zone is provided in UTC.
Pick-to: 6.7
Task-number: QTBUG-128493
Change-Id: Iacc85ca1141407f5ab73fd0198c7b2db770bf589
Reviewed-by: Christian Ehrlicher <ch.ehrlicher@gmx.de>
Reviewed-by: Johann Anhofer <johann.anhofer@meon-medical.com>
(cherry picked from commit 8d8805214df22bf8dccbb30c9ca4a9953f3a1068)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>