phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '17e7ffceedb6f31236b0375f5e6231b2' 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 ('17e7ffceedb6f31236b0375f5e6231b2', -1, 1767259516, 1767259516, 'd849d8a2', 5, 0, 0)

Line : 187
File : sessions.php