phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '77caa193d0d0975f9406ad03fb0d88d6' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('77caa193d0d0975f9406ad03fb0d88d6', -1, 1715736516, 1715736516, '12770b1c', -8, 0, 0)

Line : 187
File : sessions.php