phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9e975f0d697048a28f859f2fb17a7a61' 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 ('9e975f0d697048a28f859f2fb17a7a61', -1, 1764507887, 1764507887, 'd849d8a7', -4, 0, 0)

Line : 215
File : sessions.php