phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './phpbb_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) VALUES ('04b2ee0f6504a878d955e3f40770d5e2', -1, 1416867076, 1416867076, '365b00d4', 0, 0)

Line : 158
File : /forum/includes/sessions.php