phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '460ba45f1bca6901fbf94c5afa811f07' 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 ('460ba45f1bca6901fbf94c5afa811f07', -1, 1537827525, 1537827525, '36503a79', -4, 0, 0)

Line : 187
File : sessions.php