phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b861fa034995f5667b3df77d093ea08f' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('b861fa034995f5667b3df77d093ea08f', -1, 1763417210, 1763417210, 'd849d813', 11, 0, 0)

Line : 187
File : sessions.php