Form submission return this error message:

Erro de banco de dados do WordPress You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ” at line 1 para a consulta UPDATE wp_posts SET post_content = ‘Celular com android atualizado e em execelente estado de conservação’ WHERE ID= feita por require(‘E:\home\techvia\Web\wordpress\wp-blog-header.php’), require_once(‘E:\home\techvia\Web\wordpress\wp-includes\template-loader.php’), include(‘E:\home\techvia\Web\wordpress\wp-content\themes\sahifa\page.php’), the_content, apply_filters(‘the_content’), call_user_func_array, do_shortcode, preg_replace_callback, do_shortcode_tag, call_user_func, user_create_listing, bepro_listings_save

https://wordpress.org/plugins/bepro-listings/