phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'efdad5902f960df47f9634f9fd0073ed' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('efdad5902f960df47f9634f9fd0073ed', -1, 1775173319, 1775173319, 'd849d8ad', 1, 0, 0)

Line : 187
File : sessions.php