SELECT @@global.time_zone AS GlobalTimeZone, @@session.time_zone AS SessionTimeZone;

sudo mysql  #login mysql then execute 

SELECT @@global.time_zone AS GlobalTimeZone, @@session.time_zone AS SessionTimeZone;

SELECT @@global.time_zone AS timezone;

#The query below returns the timezone of the current session.

​

select timediff(now(),convert_tz(now(),@@session.time_zone,'+00:00'));