phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9c08c2c57de990f4a38a8f4c72b3f2bc' 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 ('9c08c2c57de990f4a38a8f4c72b3f2bc', -1, 1714203120, 1714203120, '0387cae0', -4, 0, 0)

Line : 187
File : sessions.php