INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '875abea48c1a303faedd4f50fd16f821d3ac44d237dec73da663a793e0d67fb5', 
    '7RTfsBRh/h077nKOF04HXxeVKo7dmnvd3lNWgQF/8s4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)