INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b813394d8a19ceda0a5ca357b52b8e18c1e199cfb7a523a8135b4571e63efc9c', 
    'PP6VY77ueFI8QKK4M5mllI5NGBywIWnlN4JjbyFxb/w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)