phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './tdierikx_phpb1/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 ('f072f00a4e62d5542ecea80f0c1743b0', -1, 1425280624, 1425280624, '365b2a07', -1, 0, 0)

Line : 187
File : sessions.php