phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '15421e2c64953acdda1e2cc4f21d07e4' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('15421e2c64953acdda1e2cc4f21d07e4', -1, 1715082148, 1715082148, '038fa8ac', 5, 0, 0)

Line : 187
File : sessions.php