You can easily import data from Outlook PST file into your G Suite or Gmail account using Outlook to Gmail Migration tool from vMail Tools. This software migrates mail, calendars, and contacts to users’ G Suite accounts from UNICODE / ANSI PST files. vMail Outlook to Gmail Tool is capable of restore data from encrypted and corrupt PST file without losing any data.
For this migration process, you just need to create an App Passwords from your Google account security settings. You can use this Account and App password in vMail PST to G Suite Migration Tool to import all data from PST file.