INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15352fcb384578a792d1f86bc12a097cda5ebbc8316f284709696152626b84c9', 
    '2KfaWDDO2//CHFl0pzfhdFYHg+tbzYcrzef4yxEGCTk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)