phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c1f6a7d978126d0d4d64d49a8da0c04c' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('c1f6a7d978126d0d4d64d49a8da0c04c', -1, 1714701666, 1714701666, 'c0a80201', -10, 0, 0)

Line : 187
File : sessions.php