phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './norman_bdd1/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 ('a8954e6f1483ffe782d4927fe63f36a1', -1, 1427724577, 1427724577, '3691b694', -1, 0, 0)

Line : 172
File : sessions.php