phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './jantonik/phpbb_sessions' is marked as crashed and should be repaired

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, is_robot, session_admin) VALUES ('307f0f6048064a1c6feacb64d35e28a8', -1, 1481099752, 1481099752, '36ccc647', 171, 0, '0', 0)

Line : 183
File : sessions.php