phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './cardio/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 ('085bec4a5694e471d3155f88b3c3a57e', -1, 1429331459, 1429331459, '36a1b501', -4, 0, 0)

Line : 187
File : sessions.php