INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6397138987dfbeac0d4fcc437d2b4f50c1ef4444551364e4713722e0417624f', 
    '1O2DGAN4YlPT9H1gGbFANAtrLePxbxtXo5GJ9vnk+cE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)