phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c9a11fa6dcf3ceb261577c116e930796' 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 ('c9a11fa6dcf3ceb261577c116e930796', -1, 1711704081, 1711704081, '2cc89044', -4, 0, 0)

Line : 187
File : sessions.php