INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '76eebdb43c9d37c8106de370332d8853ff327a475635b0b536d69da62e4fd178', 
    'r8r7eYAHVgtZMgx3pfIorjlLec8vrfQjHruO9d5eJ08=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)