phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '400dc63492d4bd393513aea911135adf' 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 ('400dc63492d4bd393513aea911135adf', -1, 1743974243, 1743974243, '0387f882', 1, 0, 0)

Line : 187
File : sessions.php