INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '921c015b4a3a41245287e547f5d7d8d4bac1439cf1d8158b0faa513709b3dedd', 
    'aO2oM/gSHHDmo3kH/KRtzWKRCgyijotS7d7bZw7tn6Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)