phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'f3fd6e9bd0e3c423e3836ce01b2420f2' 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 ('f3fd6e9bd0e3c423e3836ce01b2420f2', -1, 1762233361, 1762233361, 'd849d887', 3, 0, 0)

Line : 187
File : sessions.php