phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c6df739d9d7efd486e20246f62b01764' 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 ('c6df739d9d7efd486e20246f62b01764', -1, 1713569775, 1713569775, '127785e4', 5, 0, 0)

Line : 187
File : sessions.php