phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1c38c1ff7b6c65dc5fa5577a5aaa129b' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('1c38c1ff7b6c65dc5fa5577a5aaa129b', -1, 1759740843, 1759740843, 'd849d8ac', -4, 0, 0)

Line : 187
File : sessions.php