phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './dostscho_mysql/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 ('124ee2bab5eb7c1d3e17089a5d2f8cc9', -1, 1526996936, 1526996936, '1714f0c1', 1, 0, 0)

Line : 187
File : sessions.php