phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './vrforum/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 ('7db41d3b5eeeaa3a31fa8f7b1692d04d', -1, 1537903344, 1537903344, '36a29f21', 13, 0, 0)

Line : 187
File : sessions.php