INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c52c44d2e91b0ffb143f006ad6f43e4b9693ab3f260a57e0e724dc7503972fe4', 
    'hDSxxw3SqekmbtRPLTF2kDYFcgAWRfHQRvkHMfhy80I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)