phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './forum/forum_sessions' is marked as crashed and should be repaired

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('36b9017b0b225974569fe6b820a0c439', -1, 1527433416, 1527433416, '1714f0c1', -4, 0, 0)

Line : 187
File : sessions.php