INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd21d78b2eadcde1c0ade0fdd33543585a0a39a3d14305dd45b34d29dc9d90fbb', 
    'l8dtmQRRLAzOBWNueALwdqlNr+tPxKchnfAhEIERSLE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)