phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './shelter/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 ('a40350d94fe994495c4b22bce6895877', -1, 1508757516, 1508757516, '36e02b60', 1, 0, 0)

Line : 187
File : sessions.php