phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '4d87c6f61ac5ace0c2d7932705e4bb43' 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 ('4d87c6f61ac5ace0c2d7932705e4bb43', -1, 1756118669, 1756118669, 'd849d82c', 51, 0, 0)

Line : 187
File : sessions.php