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 ('87173757b58330ba4a1c31ea4228f2ff', -1, 1526977426, 1526977426, '36c45659', 1, 0, 0)

Line : 187
File : sessions.php