INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c8ff8022fe90a162bde1f5b5cb4a11e9611fdde007800cfff63e44343be546a9', 
    'RKvTaqM4n4wDku4soxxagivBrMl4Htnhn9oPi+lCjoY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00012

Result

int(1)