Weird Errors In Error Log

All of a sudden these errors began appearing. What’s wrong?

[error] [client 173.162.***] WordPress database error Table ‘****-wordpress-119.wp_successful_login_log’ doesn’t exist for query INSERT INTO wp_successful_login_log (uid,user_login,user_role,time,ip,email,password_used,referer) VALUES (22,’******’,’administrator’,’

173.162.***’,’***@***’,’-‘,’N/A’) made by wp_xmlrpc_server->serve_request, IXR_Server->IXR_Server, IXR_Server->serve, IXR_Server->call, IXR_Server->multiCall, IXR_Server->call, wp_xmlrpc_server->wp_getMediaLibrary, wp_xmlrpc_server->login, wp_authenticate, apply_filters(‘authenticate’), call_user_func_array, SuccessfulLoginLog->login_authenticate, SuccessfulLoginLog->login_success, SuccessfulLoginLog->login_action, SuccessfulLoginLog->save_data