phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('1311b42c99f3fceb8b29d560240ed4d2', -1, 1717167138, 1717167138, '0390977e', -10, 0, 0)

Line : 187
File : sessions.php