INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c50fc38ed900ff492bd7e9c724747f021915437dd2dced7df54727ae59690cc', 
    '9RJCIg0somnK84ep40HMhNl1JZakriBFP2yj3Qvls4A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)