phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a5be068ab02ab7221e3fa0bd0dd2cf33', -1, 1711710852, 1711710852, '12ceeebd', 0, 0, 0)

Line : 193
File : sessions.php