INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8cf435518d2ef1c028d28a91fc78bd732c2c9e1748d487db39c522fe52d5c518', 
    'RRUJ7NCwPrdxjWncBPaxhw3qc5btMOGcwc9Ghvc6yJ0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)