INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e2b321946d04d032aa0365f337545591e5f12c993d07342baf8b1407808322cf', 
    'FXVmCL1468x5Do8Mng2qinFJNboN0ZYCPrsYKQuXWNI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)