phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'f4b88d33c635b283a8521c7d72604088' 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 ('f4b88d33c635b283a8521c7d72604088', -1, 1753252232, 1753252232, 'd849d800', -9, 0, 0)

Line : 187
File : sessions.php