phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './mopo_phpbb1/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 ('60ee0cd2f3375b2ad55fb6de7bb9ce7f', -1, 1414743333, 1414743333, '36c4a8ec', -4, 0, 0)

Line : 191
File : sessions.php