INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21d98dcff233b078f58d731f327ba141b8758eee72e08e48c76062a6b46140ba', 
    'gj5RKL4XbjFQXO6lRTSGjLooReb9PK64DtfZpH2/uh8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)