phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '645ef75f79bb222f850e7480d9e862f5' 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 ('645ef75f79bb222f850e7480d9e862f5', -1, 1754044484, 1754044484, 'd849d88f', 32, 0, 0)

Line : 187
File : sessions.php