phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './thexfir4/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 ('cf7d2f2659ba61c56ad02e19894bfa0c', -1, 1561465658, 1561465658, '22e4c2b1', 30, 0, 0)

Line : 187
File : sessions.php