INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd321251e5529dd189a327934487c59f89424fae01a4ff729614f37ff83109b3a', 
    'iGvZHCE/Z8E25lYcCv1p/g0THfyIKs73RgGL5PXEv3k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)