INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b0a9b82f517cd9339e55c05cfc768d9bf278c7af200a4d7bcc1440139052980', 
    'mkKEwpM637qPDDtmqPdHU6gLXMEd+gjiMvmvfJ7NMyg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)