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 ('546af5e9b807e22c2d46db06dce842d2', -1, 1526976839, 1526976839, '36c45659', 19, 0, 0)

Line : 187
File : sessions.php