INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '27ea2c91c2e84285edcacd7b03d5547c4f5bde6c58d1e79bfd67e5742f099b6b', 
    'pwNeTmtTz8lDgrAVMiQpMZke28CSpRnhUQuUdKuofAM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)