phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '89b06602b06d55dc6c4cf08f7f003606' 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 ('89b06602b06d55dc6c4cf08f7f003606', -1, 1769444358, 1769444358, 'd849d814', -4, 0, 0)

Line : 187
File : sessions.php