phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './private_phpb1/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 ('2d8a7e9dc14569740c85f4b1c755965c', -1, 1416994705, 1416994705, '36a665aa', 3, 0, 0)

Line : 187
File : sessions.php