phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c9b7339ada1a460c5f3f4c597aba085c' 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 ('c9b7339ada1a460c5f3f4c597aba085c', -1, 1714048966, 1714048966, '03902ac4', -8, 0, 0)

Line : 187
File : sessions.php