Sending emails I’m getting this message: Email wasn’t sent because there’s a daily message limit—we saved it in your Drafts folder

I keep getting this message and can not send emails at all: Please verify your account to continue. Your email wasn't sent because there's a daily message limit—we saved it in your Drafts folder. I tried providing my cel number but I am not receiving the verification code to my phone, SMS is not supported in the country I am right now. My account is an old account, I've had for many years. Please microsoft support verify my account asap and reestablish access. Please email me if you need further information. Thank you