INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '300febf8ebc8b1a73c50026425c92f008637e74da7ab01785c6a21029585d2a4', 
    '6P8lOluY0vcCcNEENfT4mHMmsfcj4pwfTS/OZ/Lxrbo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)