phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1c1c0012838b6e37cc02d86522ddf0c7' 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 ('1c1c0012838b6e37cc02d86522ddf0c7', -1, 1714204840, 1714204840, '030f9335', 0, 0, 0)

Line : 187
File : sessions.php