INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c42721552dafd81e4dfab8a788ec02612da1537527041237657d13412882f258', 
    'bUvtUjrvW7hOd2D7etbpdzWUg35wmcxTs0kJ3fmHpNg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)