phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a957f439c82495581ec475968cb31c5c' for key 'PRIMARY'

INSERT INTO amvphpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a957f439c82495581ec475968cb31c5c', -1, 1744109058, 1744109058, '12778ba1', 2, 0, 0)

Line : 190
File : sessions.php