phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '7c99246a7849fff01c460d3b25411e1b' 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 ('7c99246a7849fff01c460d3b25411e1b', -1, 1728203290, 1728203290, '039128bd', 5, 0, 0)

Line : 187
File : sessions.php