postgresql 7.1 insert into ec_product_comments (comment_id, product_id, user_id, user_comment, one_line_summary, rating, comment_date, last_modified, last_modifying_user, modified_ip_address) values (:comment_id, :product_id, :user_id, :user_comment, :one_line_summary, :rating, current_timestamp, current_timestamp, :user_id, :ns_conn_peeraddr)