INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '911874740cb29ea2bc32be079168c7eee739f2241e3752dd7c8f50731aaab3ad', 
    '28DMO1o+N4ASfwDiF4J194gcV3uIpkV1hKo2jcbRjGY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)