INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7fc943ccea446dd802cadb6f22edecf448751d3c78daf2943192d24476fcd6af', 
    '3jbwsq7ToKvROgWtPMRYflfZFswhMPa3F8KYNRbtxek=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)