phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 144 Table './fourqane_fourqane/phpbb_sessions' is marked as crashed and last (automatic?) repair failed

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('1defde4666df64a716cee4916b5c952a', -1, 1414753576, 1414753576, '36577b63', 3, 0)

Line : 158
File : sessions.php