phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '5c23dd9b6c9172d5e1b4743a4b6392c5' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('5c23dd9b6c9172d5e1b4743a4b6392c5', -1, 1771252809, 1771252809, 'd849d87b', 7, 0)

Line : 180
File : /www/includes/sessions.php