MailPoet caused fatal error

MailPoet appears to be working correctly but we received an automated email from WordPress that it detected a fatal error caused by MailPoet.

WordPress version 6.2.2
Active theme: Enfold Child (version 2.0)

Current plugin: MailPoet (version 4.16.0)

PHP version 7.4.33

Error Details

An error of type E_ERROR was caused in line 91 of the file /home/customer/www/henleyherald.com/public_html/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/dbal/lib/Doctrine/DBAL/Driver/AbstractMySQLDriver.php. Error message: Uncaught PDOException: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away in /home/customer/www/henleyherald.com/public_html/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOStatement.php:59
Stack trace:

#0 /home/customer/www/henleyherald.com/public_html/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOStatement.php(59): PDOStatement->execute(NULL)

#1 /home/customer/www/henleyherald.com/public_html/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(495): MailPoetVendor\Doctrine\DBAL\Driver\PDOStatement->execute()

#2 /home/customer/www/henleyherald.com/public_html/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/orm/lib/Doctrine/ORM/Query/Exec/SingleSelectExecutor.php(17): MailPoetVendor\Doctrine\DBAL\Connection->executeQuery(‘SELECT w0_.hash…’, Array, Array, NULL)

#3 /home/customer/www/henleyherald.com/public_html/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/orm/lib/Doct

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