In MySQL you can set a session variable called time_zone to change the timezone. This is useful e.g. when looking at timestamps from another country. Here i
For MAMP, I added default_time_zone=-03:00
under [mysqld]
in /Applications/MAMP/conf/my.cnf
I would get the following error for Brazil/East, probably because its deprecated(https://en.wikipedia.org/wiki/List_of_tz_database_time_zones):
[ERROR] Fatal error: Illegal or unknown default time zone 'Brazil/East'