phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c3cbb8c6a73fc474e766bab6c393964c' 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 ('c3cbb8c6a73fc474e766bab6c393964c', -1, 1715627163, 1715627163, '03904536', 40, 0, 0)

Line : 187
File : sessions.php