phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a53fe0876d311a0f6351d4e03c641df9' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('a53fe0876d311a0f6351d4e03c641df9', -1, 1768406931, 1768406931, 'd849d8a4', 2, 0)

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