INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'cb3e8c1a18defa17456d2a1f363345711b92e2af23663abb0cb51da23be29a21', 
    'rp7TS5z9GTsP4noeuBfA/iu9B9qBQjwRlALL+1Gg4RI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)