phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '279caaff799c1a57573b06b29b05afb2' 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 ('279caaff799c1a57573b06b29b05afb2', -1, 1787595161, 1787595161, 'd849d848', -4, 0, 0)

Line : 187
File : sessions.php