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 ('c8b252878b6fb9750cb3820655df0290', -1, 1531991691, 1531991691, '36c64d23', -4, 0, 0)

Line : 187
File : sessions.php