phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '70a776be99fe55df764cef3b6a4d6962' 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 ('70a776be99fe55df764cef3b6a4d6962', -1, 1765832595, 1765832595, 'd849d850', 2, 0, 0)

Line : 187
File : sessions.php