INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8f388afd606b1a9d34e03dbfc9836f303b63daf66f39c283c99c2587a74a736f', 
    '7V9Kk7WmChs6EA8yXqDUlZQ08ZZzvOjDjOsGcZuy9vI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)