INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '394f0894d8e6d5c81fd04c8858c9e1a74e77cf9b8107ab06c6c620756e27e344', 
    'en7W4WC+wo5+ubywz1FzC1YtLxUljDtcsjX3IcjsaDE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)