INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50fe51865dcce7d6af4b5b38f16af3bec36d0dc4e763bb2ce77409d1c0478de0', 
    'R3lKFmBRM8VofpToGYDdI6l52eKTm9cAD40WI+WOLSA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)