phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '87f3710b540beabb7e09f8e0b2eb2bdf' 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 ('87f3710b540beabb7e09f8e0b2eb2bdf', -1, 1792309252, 1792309252, 'd849d858', -4, 0, 0)

Line : 187
File : sessions.php