database error

I was able to install this plugin. However, the following error was output in the Apache log. How can I work around this problem?

WordPress database error: Unknown column ‘t.name’ in ‘where clause’ for query UPDATE wp_ab_testing_for_wp_ab_test AS t,
INNER JOIN wp_posts AS p on t.postId = p.ID,
SET t.title = CONCAT(‘Test “‘, p.post_title, ‘”‘),
WHERE t.name IS NULL made by require_once(‘wp-admin/admin.php’), require_once(‘wp-load.php’), require_once(‘wp-config.php’), require_once(‘wp-settings.php’), do_action(‘init’), WP_Hook->do_action, WP_Hook->apply_filters, ABTestingForWP\\Installer->runMigrations,

WordPress database error: Specified key was too long; max key length is 767 bytes for query CREATE TABLE IF NOT EXISTS wp_ab_testing_for_wp_variant_condition (,
variantId varchar(32) NOT NULL DEFAULT ”,,
key varchar(255) NOT NULL DEFAULT ”,,
value varchar(255) NOT NULL DEFAULT ”,,
PRIMARY KEY (variantId, key, value),
) ENGINE = InnoDB DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci; made by require_once(‘wp-admin/admin.php’), require_once(‘wp-load.php’), require_once(‘wp-config.php’), require_once(‘wp-settings.php’), do_action(‘init’), WP_Hook->do_action, WP_Hook->apply_filters, ABTestingForWP\\Installer->runMigrations,