INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '18e81caea1ed63c7bef0d616ea4bf712cc35700c0ba3369871644b18b868e00a', 
    '8/CBFeaBn0hSIm6tW7TsZlM2kX4mxjvIfp4M0rPNy0A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)