INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '31616d43b158b26dfde9995d7785070949d040cdd91a564453e2294dfabc8e55', 
    'OSWmg7wPPsrV0DDUOxgDTxMEhztK1p6WHaenEizgo/c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)