phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'dc1a4ff1d31f410313c79f54f644d81e' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('dc1a4ff1d31f410313c79f54f644d81e', -1, 1715747139, 1715747139, '03804f6b', 0, 0, 0)

Line : 187
File : sessions.php