phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c9e531503a4f4b638c73d3bd5fb8a0c0' 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 ('c9e531503a4f4b638c73d3bd5fb8a0c0', -1, 1714838765, 1714838765, '038b5a83', -4, 0, 0)

Line : 187
File : sessions.php