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 ('f637c23a16d972f4d89c0c147ba79484', -1, 1540350359, 1540350359, '36e0387e', 29, 0, 0)

Line : 187
File : sessions.php