phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './tripleac_Forum/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 ('d695e0c5f8cf89b52b7e41f2a701d77a', -1, 1416770919, 1416770919, '365159b6', -1, 0, 0)

Line : 187
File : sessions.php