Error on last update

I just updated the plugin to the latest version and this error appears on my site:
Error de Mailpoet: Exception: SQLSTATE[40001]: Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction in /usr/home/dermalogica/www/wp-content/plugins/mailpoet/lib/Models/Model.php:241
Stack trace:
#0 /usr/home/dermalogica/www/wp-content/plugins/mailpoet/lib/Segments/WP.php(148): MailPoet\Models\Model::__callStatic(‘raw_execute’, Array)
#1 /usr/home/dermalogica/www/wp-content/plugins/mailpoet/lib/Segments/WP.php(88): MailPoet\Segments\WP::insertSubscribers()
#2 /usr/home/dermalogica/www/wp-content/plugins/mailpoet/lib/Config/Populator.php(163): MailPoet\Segments\WP::synchronizeUsers()
#3 /usr/home/dermalogica/www/wp-content/plugins/mailpoet/lib/Config/Populator.php(68): MailPoet\Config\Populator->createDefaultSegments()
#4 /usr/home/dermalogica/www/wp-content/plugins/mailpoet/lib/Config/Activator.php(15): MailPoet\Config\Populator->up()
#5 /usr/home/dermalogica/www/wp-content/plugins/mailpoet/lib/Config/Initializer.php(99): MailPoet\Config\Activator->activate()
#6 /usr/home/dermalogica/www/wp-content/plugins/mailpoet/lib/Config/Initializer.php(166): MailPoet\Config\Initializer->runActivator()
#7 /usr/home/dermalogica/www/wp-content/plugins/mailpoet/lib/Config/Initializer.php(130): MailPoet\Config\Initializer->maybeDbUpdate()
#8 /usr/home/dermalogica/www/wp-includes/class-wp-hook.php(286): MailPoet\Config\Initializer->initialize(”)
#9 /usr/home/dermalogica/www/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(NULL, Array)
#10 /usr/home/dermalogica/www/wp-includes/plugin.php(453): WP_Hook->do_action(Array)
#11 /usr/home/dermalogica/www/wp-settings.php(450): do_action(‘init’)
#12 /usr/home/dermalogica/www/wp-config.php(76): require_once(‘/usr/home/derma…’)
#13 /usr/home/dermalogica/www/wp-load.php(37): require_once(‘/usr/home/derma…’)
#14 /usr/home/dermalogica/www/wp-admin/admin.php(31): require_once(‘/usr/home/derma…’)
#15 /usr/home/dermalogica/www/wp-admin/update-core.php(10): require_once(‘/usr/home/derma…’)
#16 {main}

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