phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './phpbb/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, session_admin) VALUES ('6d342b3d79c0f960c0db8927f1f789ec', -1, 1534555041, 1534555041, '365caee2', 0, 0, 0)

Line : 189
File : sessions.php