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 ('a4a2c08217cc91b998b669a24fedd552', -1, 1414756502, 1414756502, '36a74b9b', 16, 0, 0)

Line : 191
File : sessions.php