phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './owzzone_1/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 ('ddcab89351ddd486ca319c030feb5e08', -1, 1406667088, 1406667088, '365bbf30', 177, 0, 0)

Line : 187
File : sessions.php