phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b4cee4ec3a1486987819a05639b7a44a' 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 ('b4cee4ec3a1486987819a05639b7a44a', -1, 1714175127, 1714175127, '0390a174', 17, 0, 0)

Line : 187
File : sessions.php