phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '66f991a389239ec45139fc587b5f6b83' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('66f991a389239ec45139fc587b5f6b83', -1, 1715906003, 1715906003, '12bfdf7b', -4, 0, 0)

Line : 187
File : sessions.php