phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'f7cab8ba8dea8fafff07269874cd4a07' 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 ('f7cab8ba8dea8fafff07269874cd4a07', -1, 1752049271, 1752049271, 'd849d84b', 15, 0, 0)

Line : 187
File : sessions.php