phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './assoc_phpbbv2/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 ('13e450e298c2c6f2c0dd102372ffa167', -1, 1398018203, 1398018203, '36c6ca94', 45, 0, 0)

Line : 187
File : sessions.php