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 ('fa0a51de00fed8f4a11cfbff7fdcc9c2', -1, 1414845976, 1414845976, '36ea4a55', -9, 0, 0)

Line : 187
File : sessions.php