CREATE TABLE IF NOT EXISTS settings (
    id_setting INT UNSIGNED NOT NULL AUTO_INCREMENT,
    skey VARCHAR(64) NOT NULL,
    svalue TEXT NULL,
    updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
    PRIMARY KEY (id_setting),
    UNIQUE KEY uniq_skey (skey)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci
