phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '15f964bd9f8ecdabf8aadafbd8102b74' 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 ('15f964bd9f8ecdabf8aadafbd8102b74', -1, 1713893747, 1713893747, '0315f82f', -4, 0, 0)

Line : 187
File : sessions.php