public static function insertMessage($user_id, $chat_id, $message) { $conn = DbHandler::getConnection(); $query = "INSERT INTO messages (chat_id, user_id, message, insert_time) " . "VALUES (" . $conn->escapeString($chat_id) . ", " . $conn->escapeString($user_id) . ", '" . $conn->escapeString($message) . "', " . $conn->escapeString(getMicrotime()) . ")"; $conn->exec($query); UserHandler::setUserActivity(); return true; }