phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'f87eef90eef7948d66c4c56f836fe113' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('f87eef90eef7948d66c4c56f836fe113', -1, 1741715758, 1741715758, '12bfde9c', -4, 0, 0)

Line : 187
File : sessions.php