INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b7ef6b064a1e992212058d472fe7bc1c20729266b6720f6202302586174b17c1', 
    '8br70AQEAQZHBvk68lHIeHMMy1kn1o+o7m3beQWq2n0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)