phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'dc0fe3b26b7e9f226f1aa8ec9f1d7eed' 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 ('dc0fe3b26b7e9f226f1aa8ec9f1d7eed', -1, 1766301432, 1766301432, 'd849d83c', -9, 0, 0)

Line : 187
File : sessions.php