phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ef3c46a7b8c5b7f49cbbbf227cce2d20' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('ef3c46a7b8c5b7f49cbbbf227cce2d20', -1, 1767152432, 1767152432, 'd849d893', -9, 0)

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