INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51e712d2cd7fbb06d2026a2c18651adaed530dba179f52e3471051c196339832', 
    '902OFTvJH3iHTQCsEelF9uPE7Jd2+PVyUVcGC5TFo6U=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)