INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6de35e46a00074e89a5b00b491b582fc2543927ee8194e67250427ddb72c4d38', 
    '8wc1Atn9D9PFWDve+KCFWHZR1Nqa6xIJuGwOVmc1SZ0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)