test email not going through

Hi, as far as I can see I’ve set everything up according to your instructions, but no joy.
Here’s the error log:

Versions:
WordPress: 4.9.4
WordPress MS: No
PHP: 7.1.12
WP Mail SMTP: 1.2.5

Params:
Mailer: smtp
Constants: No
ErrorInfo: SMTP connect() failed. https://github.com/PHPMailer/PHPMailer/wiki/Troubleshooting
Host: smtp.gmail.com
Port: 465
SMTPSecure: ssl
SMTPAutoTLS: bool(false)
SMTPAuth: bool(true)

Server:
OpenSSL: Yes
SMTP Debug:
2018-02-16 11:36:00 Connection: opening to ssl://smtp.gmail.com:465, timeout=300, options=array (
)
2018-02-16 11:36:00 Connection: opened
2018-02-16 11:36:00 SERVER -> CLIENT: 220 smtp.gmail.com ESMTP i2sm7119761ede.97 – gsmtp
2018-02-16 11:36:00 CLIENT -> SERVER: EHLO http://www.goodtimesbonaire.com
2018-02-16 11:36:00 SERVER -> CLIENT: 250-smtp.gmail.com at your service, [185.27.142.49]
250-SIZE 35882577
250-8BITMIME
250-AUTH LOGIN PLAIN XOAUTH2 PLAIN-CLIENTTOKEN OAUTHBEARER XOAUTH
250-ENHANCEDSTATUSCODES
250-PIPELINING
250-CHUNKING
250 SMTPUTF8
2018-02-16 11:36:00 CLIENT -> SERVER: AUTH LOGIN
2018-02-16 11:36:00 SERVER -> CLIENT: 334 VXNlcm5hbWU6
2018-02-16 11:36:00 CLIENT -> SERVER: Z29vZHRpbWVzYm9uYWlyZUBnbWFpbC5jb20=
2018-02-16 11:36:00 SERVER -> CLIENT: 334 UGFzc3dvcmQ6
2018-02-16 11:36:00 CLIENT -> SERVER: c2xvZXBndDIwMTc=
2018-02-16 11:36:00 SERVER -> CLIENT: 534-5.7.14 <https://accounts.google.com/signin/continue?sarp=1&scc=1&plt=AKgnsbvP
534-5.7.14 9zKvhBTl1rp4U-CPowLg5E890n1PNMHm5XJJryO2uG6B9J1efCxmd3ku1lWmReOZLtfdvG
534-5.7.14 E3ySUXlj6HbhKhFkeZqozZjrdy5Rf15jIxcF9SKwJknmJ5teR4xhgY46IdyCalPHbbeAmB
534-5.7.14 VCy4Dc2Ezvyxtr-8MDY5OcYso1eVVYXuw4DVEu7_pbZIJ6TORR2PssLigmyvg6zOqQ9oMx
534-5.7.14 Ftj-krol7ha03-dIac3AYffV6MFd0> Please log in via your web browser and
534-5.7.14 then try again.
534-5.7.14 Learn more at
534 5.7.14 https://support.google.com/mail/answer/78754 i2sm7119761ede.97 – gsmtp
2018-02-16 11:36:00 SMTP ERROR: Password command failed: 534-5.7.14 <https://accounts.google.com/signin/continue?sarp=1&scc=1&plt=AKgnsbvP
534-5.7.14 9zKvhBTl1rp4U-CPowLg5E890n1PNMHm5XJJryO2uG6B9J1efCxmd3ku1lWmReOZLtfdvG
534-5.7.14 E3ySUXlj6HbhKhFkeZqozZjrdy5Rf15jIxcF9SKwJknmJ5teR4xhgY46IdyCalPHbbeAmB
534-5.7.14 VCy4Dc2Ezvyxtr-8MDY5OcYso1eVVYXuw4DVEu7_pbZIJ6TORR2PssLigmyvg6zOqQ9oMx
534-5.7.14 Ftj-krol7ha03-dIac3AYffV6MFd0> Please log in via your web browser and
534-5.7.14 then try again.
534-5.7.14 Learn more at
534 5.7.14 https://support.google.com/mail/answer/78754 i2sm7119761ede.97 – gsmtp
2018-02-16 11:36:00 SMTP Error: Could not authenticate.
2018-02-16 11:36:00 CLIENT -> SERVER: QUIT
2018-02-16 11:36:00 SERVER -> CLIENT: 221 2.0.0 closing connection i2sm7119761ede.97 – gsmtp
2018-02-16 11:36:00 Connection: closed
2018-02-16 11:36:00 SMTP connect() failed. https://github.com/PHPMailer/PHPMailer/wiki/Troubleshooting

The page I need help with: [log in to see the link]