INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '734b87885bd4e05d1bf638e2045deb47a4a77f2847338c4dcf4b5f036ed0b9d4', 
    'FYcIe54lG8qwRn/YcCNe3v8ncN34RlLnSZv197ejAxs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)