INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e50cc4d4c19c5b76cb1c884936a4d79152066193792d9d23e1f26aa41379feb4', 
    '+Quz7EO/tPbzcugKYIEBqG/MMWhHZpqIgdfL3twwYV0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)