phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a123b56a54500c5b163e531bdfe7d99c' 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 ('a123b56a54500c5b163e531bdfe7d99c', -1, 1715135125, 1715135125, '1275e3c2', 0, 0, 0)

Line : 187
File : sessions.php