phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './dhabih_i428php/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 ('5f4cb1c55b02a0bf967d2c3463f64081', -1, 1414838326, 1414838326, '36e2d5e4', 1, 0, 0)

Line : 187
File : sessions.php