phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'd500bfaaef90b5f6330e4f3fb07939ed' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('d500bfaaef90b5f6330e4f3fb07939ed', -1, 1766137151, 1766137151, 'd849d8d7', -4, 0, 0)

Line : 187
File : sessions.php