WordPress database error Incorrect table definition

Hi! Please, i really need your help as i am not able to reach my e-shop’s admin panel. While i am trying to log in, i get this error message:
WordPress database error Incorrect table definition; there can be only one auto column and it must be defined as a key for query ALTER TABLE wp_woocommerce_downloadable_product_permissions ADD COLUMN permission_id bigint(20) NOT NULL auto_increment made by require_once(‘C:\CustomerData\webspaces\webspace_00262244\siteapps\WordPress-58368\htdocs\wp-admin\admin.php’), do_action(‘admin_init’), call_user_func_array, WC_Install->check_version, WC_Install->install, WC_Install->create_tables, dbDelta
WordPress database error Key column ‘permission_id’ doesn’t exist in table for query ALTER TABLE wp_woocommerce_downloadable_product_permissions ADD PRIMARY KEY (permission_id) made by require_once(‘C:\CustomerData\webspaces\webspace_00262244\siteapps\WordPress-58368\htdocs\wp-admin\admin.php’), do_action(‘admin_init’), call_user_func_array, WC_Install->check_version, WC_Install->install, WC_Install->create_tables, dbDelta

PLEASE HELP!
Thank you