INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8a213000a3fce1ee621fd21eda77567767eee52564894e050e767dda51d27ea5', 
    'U7jcsSU80aZPK1Nwvkya0726r2s45I8nVtDbyy0COtc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)