INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5b8d72a768b012908662b5dd9bdf017f34ce847a400a93cd6aee4e01ee2640d3', 
    '2voxAtQ8zg4x1D9vBEc2cwVvC/rl3ZiDV5fgOK/uccE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)