INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'cb7bf458e030d09ce9b0698f7fded5345a4cd1a5b92b3161f4e0b7419bd7981b', 
    '3IZkt7BAvjExMwp+jx92utGR8MS7/IdzconQhmMtSdI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)