Install error

Hello,

Config :
– WordPress 5.1.1
– Host : OVH

When I try to install MailPoet 3, I had a big error message.

Erreur MailPoet : exception ‘Exception’ with message ‘SQLSTATE[40001]: Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction’ in /[…]/plugins/mailpoet/lib/Models/Model.php:345
Stack trace:
#0 /[…]/plugins/mailpoet/lib/Segments/WP.php(146): MailPoet\Models\Model::__callStatic(‘rawExecute’, Array)
#1 /[…]/mailpoet/lib/Segments/WP.php(146): MailPoet\Models\Subscriber::rawExecute(‘\n INSERT I…’)
#2 /[…]/plugins/mailpoet/lib/Segments/WP.php(86): MailPoet\Segments\WP::insertSubscribers()
#3 /[…]/plugins/mailpoet/lib/Config/Populator.php(286): MailPoet\Segments\WP::synchronizeUsers()
#4 /[…]/plugins/mailpoet/lib/Config/Populator.php(129): MailPoet\Config\Populator->createDefaultSegments()
#5 /[…]/plugins/mailpoet/lib/Config/Activator.php(23): MailPoet\Config\Populator->up()
#6 /[…]/plugins/mailpoet/lib/Config/Initializer.php(149): MailPoet\Config\Activator->activate()
#7 /[…]/plugins/mailpoet/lib/Config/Initializer.php(209): MailPoet\Config\Initializer->runActivator()
#8 /[…]/plugins/mailpoet/lib/Config/Initializer.php(172): MailPoet\Config\Initializer->maybeDbUpdate()
#9 [internal function]: MailPoet\Config\Initializer->initialize(”)
#10 /[…]/wp-includes/class-wp-hook.php(286): call_user_func_array(Array, Array)
#11 /[…]/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(”, Array)
#12 /[…]/wp-includes/plugin.php(465): WP_Hook->do_action(Array)
#13 /[…]/wp-settings.php(505): do_action(‘init’)
#14 /[…]/wp-config.php(137): require_once(‘/home/…’)
#15 /[…]/wp-load.php(37): require_once(‘/home/…’)
#16 /[…]/wp-admin/admin.php(34): require_once(‘/home/…’)
#17 /[…]/wp-admin/plugins.php(10): require_once(‘/home/…’)
#18 {main}

Thanks for your help