phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './mopo_phpbb1/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 ('5aed09a2be3a04d5f7accc7611dfcf91', -1, 1414033322, 1414033322, '36ea0055', 28, 0, 0)

Line : 191
File : sessions.php