phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'e2cf673802cea406a430e8b9f0c7479e' 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 ('e2cf673802cea406a430e8b9f0c7479e', -1, 1766986153, 1766986153, 'd849d82e', -4, 0, 0)

Line : 187
File : sessions.php