INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '53e35fc9ff30771afe00423cac2108315f7eb524b098a38b609d88ec6e64032d', 
    'MdcpNz4hltY+Me+nGbfnr0RdkmMiDtp0P4hkgcYzD3Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)