phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '621857faff957a0f4d13b7cd9f93b5f9' 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 ('621857faff957a0f4d13b7cd9f93b5f9', -1, 1715088583, 1715088583, 'c0a80201', -10, 0, 0)

Line : 187
File : sessions.php