phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'fc4170c3ddb69b94cc896f64e370e0fe' 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 ('fc4170c3ddb69b94cc896f64e370e0fe', -1, 1761583468, 1761583468, 'c31412cc', -9, 0, 0)

Line : 187
File : sessions.php