INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '261f44c2f2796a6e39b442a5a703d96879cf0a3393f38ddbe95cc8bdea269fb2', 
    '15a2Frveiux1GRdoccw6mQsy5+KAzg5OYFbO3kjcl0I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)