INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b51750c9263700d1a6e757f3c42f47699e624e809a334e77de9212718b83fa82', 
    '7y6T8Pu9QtCTIRPtDGVg6Fft42baQwYFNuIv7ByU29Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)