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 ('f9fd22a0801ce0d00c3a7ae740134b89', -1, 1531717092, 1531717092, '3651fed4', -4, 0, 0)

Line : 187
File : sessions.php