* @param string $allow_cid Permissions, allowed contacts. optional, default = ''
* @param string $allow_gid Permissions, allowed groups. optional, default = ''
* @param string $deny_cid Permissions, denied contacts.optional, default = ''
* @param string $deny_gid Permissions, denied greoup.optional, default = ''
*
* @return boolean/integer Row id on success, False on errors
* @param string $allow_cid Permissions, allowed contacts. optional, default = ''
* @param string $allow_gid Permissions, allowed groups. optional, default = ''
* @param string $deny_cid Permissions, denied contacts.optional, default = ''
* @param string $deny_gid Permissions, denied greoup.optional, default = ''
*
* @return boolean/integer Row id on success, False on errors