INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6877e5694bf70638ac618754a261572462d571c5103026b69bc8d46b77e9789f', 
    '3mb1tNTzOoIi4C5iOIHa6GBbWBOW3E8RaeJGVgGbmSs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)