phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c4a878696295f0e927443af60b680568' 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 ('c4a878696295f0e927443af60b680568', -1, 1714250333, 1714250333, 'c0a80201', -4, 0, 0)

Line : 187
File : sessions.php